Common Lisp http://www.lispworks.com/documentation/lw70/CLHS/Body/m_defstr.htm http://www.lispworks.com/documentation/lw70/CLHS/Body/m_defs... http://clhs.lis

Common Lisp http://www.lispworks.com/documentation/lw70/CLHS/Body/m_defstr.htm http://www.lispworks.com/documentation/lw70/CLHS/Body/m_defs... http://clhs.lisp.se/Body/m_defcla.htm http://clhs.lisp.se/Body/m_defcla.htm