QUELCH, J. A. (1989). Sales Promotion Management. Prentice-Hall.
Chicagoスタイル(17版)引用形式QUELCH, John A. Sales Promotion Management. Prentice-Hall, 1989.
MLA(8版)引用形式QUELCH, John A. Sales Promotion Management. Prentice-Hall, 1989.
警告: この引用は必ずしも正確ではありません.