Style de citation APA (7e éd.)

Não informado. (1941). Educators guide to free films. Educators Progress League.

Style de citation Chicago (17e éd.)

Não informado. Educators Guide to Free Films. Randolph, Wis: Educators Progress League, 1941.

Style de citation MLA (8e éd.)

Não informado. Educators Guide to Free Films. Educators Progress League, 1941.

Attention : ces citations peuvent ne pas être correctes à 100%.