add quotes to several more links

docs/language/ql-handbook/lexical-syntax.rst

@@ -5,8 +5,8 @@ Lexical syntax
 
 The QL syntax includes different kinds of keywords, identifiers, and comments.
 
-For an overview of the lexical syntax, see `Lexical syntax 
-<https://help.semmle.com/QL/ql-spec/language.html#lexical-syntax>`_ in the QL language specification.
+For an overview of the lexical syntax, see "`Lexical syntax 
+<https://help.semmle.com/QL/ql-spec/language.html#lexical-syntax>`_" in the QL language specification.
 
 .. index:: comment, QLDoc
 .. _comments:
@@ -14,12 +14,12 @@ For an overview of the lexical syntax, see `Lexical syntax
 Comments
 ********
 
-All standard one-line and multiline comments, as described in the `QL language specification 
-<https://help.semmle.com/QL/ql-spec/language.html#comments>`_, are ignored by the QL 
+All standard one-line and multiline comments, as described in the "`QL language specification 
+<https://help.semmle.com/QL/ql-spec/language.html#comments>`_," are ignored by the QL 
 compiler and are only visible in the source code.
 You can also write another kind of comment, namely **QLDoc comments**. These comments describe
 QL entities and are displayed as pop-up information in QL editors. For information about QLDoc
-comments, see the `QLDoc comment specification <https://help.semmle.com/QL/ql-spec/qldoc.html>`_.
+comments, see the "`QLDoc comment specification <https://help.semmle.com/QL/ql-spec/qldoc.html>`_."
 
 The following example uses these three different kinds of comments::
 

docs/language/ql-handbook/modules.rst

@@ -110,7 +110,7 @@ You can also define a module within another module. This is an explicit module d
 
 An explicit module is defined with the keyword ``module`` followed by 
 the module name, and then the module body enclosed in braces. It can contain any 
-of the elements listed in :ref:`module-bodies` below, apart from select clauses. 
+of the elements listed in ":ref:`module-bodies`" below, apart from select clauses. 
 
 For example, you could add the following QL snippet to the library file **OneTwoThreeLib.qll** 
 defined :ref:`above <library-modules>`::

docs/language/ql-handbook/predicates.rst

@@ -31,8 +31,7 @@ while ``hasCapital`` is the set of two-tuples ``{("Belgium","Brussels"),("German
 The `arity <https://en.wikipedia.org/wiki/Arity>`_ of these predicates is one and two, respectively.
 
 In general, all tuples in a predicate have the same number of elements. The **arity** of 
-a predicate is that number of elements, not including a possible ``result`` variable (see 
-:ref:`predicates-with-result`).
+a predicate is that number of elements, not including a possible ``result`` variable. For more information, see ":ref:`predicates-with-result`."
 
 There are a number of `built-in predicates <https://help.semmle.com/QL/ql-spec/language.html#built-ins>`_ 
 in QL. You can use these in any queries without needing to :ref:`import <importing-modules>`
@@ -147,7 +146,7 @@ predicate recursively, as shown below::
 
 Now ``getANeighbor("Belgium")`` also returns results, namely ``"France"`` and ``"Germany"``.
 
-For a more general discussion of recursive predicates and queries, see :ref:`recursion`.
+For a more general discussion of recursive predicates and queries, see ":ref:`recursion`."
 
 Kinds of predicates
 *******************

docs/language/ql-handbook/queries.rst

@@ -29,7 +29,7 @@ file) of the following form::
 
 The ``from`` and ``where`` parts are optional.
 
-Apart from the expressions described in :ref:`expressions`, you can also include:
+Apart from the expressions described in ":ref:`expressions`," you can also include:
  - The ``as`` keyword, followed by a name. This gives a "label" to a column of results, and allows
    you to use them in subsequent select expressions.
  - The ``order by`` keywords, followed by the name of a result column, and optionally the