Duncan, Charles H. College keyboarding / typewriting / Charles H. Duncan - 11th ed. - Cincinnati : South-Western, c1986. - xvi,154 p. : ill. ; 28 cm. Includes index. ISBN: 053820270X LCCN: Subjects--Topical Terms: TypewritingKeabording (Electronics) LC Class. No.: C683 / . 1986 Dewey Class. No.: 652.3