Gordon, George N. Videocassette technology in American education [by] George N. Gordon and Irving A. Falk. - Englewood Cliffs, N.J. Educational Technology Publications [1972] - xiv, 161 p. 23 cm. Bibliography: p. 153-156. ISBN: 0877780358 LCCN: 72081494 Subjects--Topical Terms: Video tapes in education LC Class. No.: LB1044.7 / .G58 Dewey Class. No.: 371.33/33