The following bookstores claim to have "System Programming with Modula-3":
Last modified on Thu Jan 4 11:08:09 PST 1996 by heydon modified on Wed Apr 27 14:55:34 PDT 1994 by kalsow modified on Thu Jan 7 18:40:57 PST 1993 by mullerCopyright (C) 1992, 1996, Digital Equipment Corporation. All rights reserved.