Introduction, so one knowing something of Common Lisp can start using CLOS.
Introductory guide for non-geek Computer Science students tired of huge books.
Introduction to basic elements of Common Lisp, for novice and experienced programmers.
An online version of Steele's reference book on Common Lisp
An introduction to Common Lisp, written for the CMU environment.
Help on the use of packages for segregating namespaces.
Defines good style, and covers how utilizing built-in functionality can improve style.