Não informado. (1973). American Druggist Merchandising. Hearst Corporation.
Chicagoスタイル(17版)引用形式Não informado. American Druggist Merchandising. New York: Hearst Corporation, 1973.
MLA(8版)引用形式Não informado. American Druggist Merchandising. Hearst Corporation, 1973.
警告: この引用は必ずしも正確ではありません.