Duncan, C.H. 1924- College keyboarding/typewriting : introductory course / Charles H. Duncan, Susie H. VanHuss, S. ElVon Warner ; contributing author, Connie M. Forde. - Twelfth edition. - 164 pages. ISBN: 0538208686 (hardback) Subjects--Topical Terms: Typewriting.Keyboarding. Dewey Class. No.: 652.3 D912c 1990