05Jul8601:14:00pmCOMPOSER'S TOOLS HELP - REFERENCE WORK {CBM-U}{CBM-U}{CBM-U}{CBM-U}{CBM-U}{CBM-U}{CBM-U}{CBM-U}{CBM-U}{CBM-U}{CBM-U}{CBM-U}{CBM-U}{CBM-U}{CBM-U}{CBM-U} This program is loosely based on the book 'Simple Composition' by Charles Wuorinen, Copyright 1979 by Longman Inc., New York. ISBN 0-582-28059-1. The book is an excellent introduction to theory and practice in 20th century 12 tone music.