Added "Basic Lisp Techniques"

free-programming-books.md

@@ -960,6 +960,7 @@ See also [TeX](#tex)
 
 
 ###Lisp
+* [Basic Lisp Techniques](http://www.franz.com/resources/educational_resources/cooper.book.pdf) - David J. Cooper, Jr.
 * [Common Lisp the Language, 2nd Edition](http://www.cs.cmu.edu/Groups/AI/html/cltl/mirrors.html)
 * [Common Lisp: A Gentle Introduction to Symbolic Computation](http://www.cs.cmu.edu/~dst/LispBook/) - David S. Touretzky
 * [Common Lisp Quick Reference](http://clqr.boundp.org/)