APA

Seiden H., . (19771976). Advertising pure and simple. New York: AMACOM.

Chicago

Seiden Hank, . 19771976. Advertising pure and simple. New York: AMACOM.

Harvard

Seiden H., . (19771976). Advertising pure and simple. New York: AMACOM.

MLA

Seiden Hank, . Advertising pure and simple. New York: AMACOM. 19771976.