MANUAL: fixed links to option--reference-doc.

Author: jgm

MANUAL.txt

@@ -1024,7 +1024,7 @@ header when requesting a document from a URL:
     limited degree LaTeX (which uses standard commands for accented
     characters when possible).
 
-`--reference-links[=true|false]`
+[`--reference-links[=true|false]`]{#option--reference-doc}
 
 :   Use reference-style links, rather than inline links, in writing Markdown
     or reStructuredText.  By default inline links are used.  The
@@ -7226,7 +7226,7 @@ Custom styles can be used in the docx, odt and ICML formats.
 By default, pandoc's odt, docx and ICML output applies a predefined set of
 styles for blocks such as paragraphs and block quotes, and uses largely
 default formatting (italics, bold) for inlines. This will work for most
-purposes, especially alongside a [reference doc]{#option--reference-doc} file.
+purposes, especially alongside a [reference doc](#option--reference-doc) file.
 However, if you need to apply your own styles to blocks, or match a preexisting
 set of styles, pandoc allows you to define custom styles for blocks and text
 using `div`s and `span`s, respectively.
@@ -7253,7 +7253,7 @@ would style the two contained lines with the `Poetry` paragraph style.
 
 Styles will be defined in the output file as inheriting
 from normal text (docx) or Default Paragraph Style (odt), if the
-styles are not yet in your [reference doc]{#option--reference-doc}.
+styles are not yet in your [reference doc](#option--reference-doc).
 If they are already defined, pandoc will not alter the definition.
 
 This feature allows for greatest customization in conjunction with