APA (7e ed.) Bronvermelding

Não informado. (1933). Indians at work. U.S. Office of Indian Affairs.

Chicago (17e ed.) Bronvermelding

Não informado. Indians at Work. Washington: U.S. Office of Indian Affairs, 1933.

MLA (8e ed.) Bronvermelding

Não informado. Indians at Work. U.S. Office of Indian Affairs, 1933.

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