Não informado. (1971). K-eight: Learning through media. North American Publishing.
Style de citation Chicago (17e éd.)Não informado. K-eight: Learning Through Media. Philadelphia, Pa: North American Publishing, 1971.
Style de citation MLA (8e éd.)Não informado. K-eight: Learning Through Media. North American Publishing, 1971.
Attention : ces citations peuvent ne pas être correctes à 100%.