Atienza, Loretta J. VTR workshop : small format video / Loretta J Atienza. - Paris : Unesco, c 1977. - 114 p. : ill. ; 20 cm. Includes Index. 331 331 ISBN: 92-3-101467-6 Subjects--Topical Terms: Special education. Dewey Class. No.: 371.33 / A48v