The sound motion picture in science teaching
By: Phillip Justin Rulon.
Series: Harvard studies in education -- v. 20
Publisher: Johnson Reprint
Published: 1969
Place of publication: New York
Language: eng
Number of pages: 236
Subjects: Motion pictures in education; Science -- Study and teaching; Sound motion pictures
Notes: Reprint of the 1933 ed. published by Harvard University Press, Cambridge.