Common LISP Hyperspec

Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. The Common Lisp HyperSpec is a hypertext version of the ANSI Common Lisp standard, comprising approximately 15MB of data in 2,300 files which contain approximately 105,000 hyperlinks. The HyperSpec is used by many Common Lisp development environments (examples are LispWorks, SLIME) for looking up reference information for the constructs of ANSI Common Lisp. The HyperSpec is also available for download. Before the ANSI Common Lisp standard, the book Common Lisp the Language has been used as a reference.