APA (7e ed.) Bronvermelding

Não informado. (1972). Educational and industrial television. Tepfer Publishing.

Chicago (17e ed.) Bronvermelding

Não informado. Educational and Industrial Television. Danbury, Conn: Tepfer Publishing, 1972.

MLA (8e ed.) Bronvermelding

Não informado. Educational and Industrial Television. Tepfer Publishing, 1972.

Let op: Deze citaties zijn niet altijd 100% accuraat.