GNU Emacs Lisp Reference Manual by Bil Lewis, Dan LaLiberte, Richard Stallman
Publisher: Free Software Foundation 2009
ISBN/ASIN: 1882114744
Number of pages: 1025
This manual attempts to be a full description of Emacs Lisp. Emacs Lisp is more than a mere 'extension language'; it is a full computer programming language in its own right. You can use it as you would any other programming language.
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