Não informado. (1972). Educational and industrial television. Tepfer Publishing.
Style de citation Chicago (17e éd.)Não informado. Educational and Industrial Television. Danbury, Conn: Tepfer Publishing, 1972.
Style de citation MLA (8e éd.)Não informado. Educational and Industrial Television. Tepfer Publishing, 1972.
Attention : ces citations peuvent ne pas être correctes à 100%.