CMU common lisp user's manual : Masch IBM RT PC editon David B. McDonald 10.1184/R1/6604118.v1 https://kilthub.cmu.edu/articles/journal_contribution/CMU_common_lisp_user_s_manual_Masch_IBM_RT_PC_editon/6604118 Computer Science Department 2005-01-01 00:00:00 COMMON LISP (Computer program language).