Manual of audio-visual techniques
By: [by] R. E. de Kieffer [and] Lee W. Cochran.
Contributors: Cochran, Lee W., joint author.
Series: Prentice-Hall education series
Publisher: Prentice-Hall
Published: 1955
Place of publication: Englewood Cliffs, N.J
Language: eng
Number of pages: 220
Subjects: Audio-visual education.