WILLIAMS, Ric DOS short course: increasing your productivity / by Ric Williams - New York Glencoe 1995 - v, 138 p. ISBN: 0-02-800306-3, 0-02-800322-4 Subjects--Topical Terms: Operating systems (computers)MS-DOS(computer file)PC-DOS(computer file) Dewey Class. No.: 5.432 / WIL