APA aipamena

Quelch, J. A. (1989). Sales promotion management. Prentice-Hall.

Chicago Style aipamena

Quelch, John A. Sales Promotion Management. Englewood Cliffs, N.J: Prentice-Hall, 1989.

MLA aipamena

Quelch, John A. Sales Promotion Management. Prentice-Hall, 1989.