Rothwell, William J. Mastering the instructional design process: a systematic approach / - Fourth edition - San Francisco, Calif. : Pfeiffer, c2008. - xlv, 482 p. : ill. ; 24 cm. Includes bibliographical references and index. ISBN: 9780787996968 Subjects--Topical Terms: 1. Employees-Training of. 2. Instructional system-Design. Dewey Class. No.: Circ. 658.312404 R848m 2008