Não informado. (1968). Educational Marketer. Simba - Communication Trends.
Chicagoスタイル(17版)引用形式Não informado. Educational Marketer. Wilton, Conn: Simba - Communication Trends, 1968.
MLA(8版)引用形式Não informado. Educational Marketer. Simba - Communication Trends, 1968.
警告: この引用は必ずしも正確ではありません.