Instructional design theory
By: M. David Merrill ; David G. Twitchell, editor.
Contributors: Twitchell, David.
Publisher: Educational Technology Publications
Published: 1994
Place of publication: Englewood Cliffs, N.J
Language: eng
Number of pages: 465
Subjects: Instructional systems -- Design.; Educational technology.
Notes: Includes bibliographical references and indexes.