Não informado. (1968). Educational Marketer. Simba - Communication Trends.
Style de citation Chicago (17e éd.)Não informado. Educational Marketer. Wilton, Conn: Simba - Communication Trends, 1968.
Style de citation MLA (8e éd.)Não informado. Educational Marketer. Simba - Communication Trends, 1968.
Attention : ces citations peuvent ne pas être correctes à 100%.