APA (7e ed.) Bronvermelding

Não informado. (1966). Investigaciones educativas en america. Pan American Union, Department of Educational Affairs.

Chicago (17e ed.) Bronvermelding

Não informado. Investigaciones Educativas En America. Washington: Pan American Union, Department of Educational Affairs, 1966.

MLA (8e ed.) Bronvermelding

Não informado. Investigaciones Educativas En America. Pan American Union, Department of Educational Affairs, 1966.

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