Não informado. (1956). Package Engineering. Cahners Publishing.
Chicagoスタイル(17版)引用形式Não informado. Package Engineering. Des Plaines, Ill: Cahners Publishing, 1956.
MLA(8版)引用形式Não informado. Package Engineering. Cahners Publishing, 1956.
警告: この引用は必ずしも正確ではありません.