Gaya APA

Perreault, W, D., McCarthy, E, J. (2000). Essentials of Marketing : a Global-Managerial Approach 8th Ed (8th Ed). United Stated of America: McGraw-Hill, Inc.

Gaya MLA

Perreault, William, D., McCarthy, E., Jerome. "Essentials of Marketing : a Global-Managerial Approach 8th Ed". 8th Ed United Stated of America: McGraw-Hill, Inc, 2000. Text.