Não informado. (1884). American Druggist. Directory of Drug Markets.
Chicagoスタイル(17版)引用形式Não informado. American Druggist. New York: Directory of Drug Markets, 1884.
MLA(8版)引用形式Não informado. American Druggist. Directory of Drug Markets, 1884.
警告: この引用は必ずしも正確ではありません.