APA (7e ed.) Bronvermelding

Não informado. (1972). Industrial Education. Crowell, Collier and Macmillan.

Chicago (17e ed.) Bronvermelding

Não informado. Industrial Education. Greenwich, Conn: Crowell, Collier and Macmillan, 1972.

MLA (8e ed.) Bronvermelding

Não informado. Industrial Education. Crowell, Collier and Macmillan, 1972.

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