Systems for the selection and control of the quality of software and hardware by educational authorities
By: J. Mertens.
Contributors: International Council for Educational Media.; Unesco.
Publisher: ICEM
Published: 1977
Place of publication: [Paris]
Language: eng
Number of pages: 130
Subjects: Audio-visual equipment.; Education -- Audio-visual aids.
Notes: "A report under contract with Unesco."

Includes bibliographical references.