Murphy, J. (1956). Secrets of succesful selling. Engelwood giftsPrentice Hall.
Chicagoスタイル(17版)引用形式Murphy, John. Secrets of Succesful Selling. NULL: Engelwood giftsPrentice Hall, 1956.
MLA(9版)引用形式Murphy, John. Secrets of Succesful Selling. Engelwood giftsPrentice Hall, 1956.
警告: この引用は必ずしも正確ではありません.