Gaya APA

Marketing : Eric N. Berkowitz, [et.al]. (0). Boston: Irwin.

Gaya Chicago

Marketing : Eric N. Berkowitz, [et.al]. ed.3. Boston: Irwin, 0. Textbook.

Gaya MLA

Marketing : Eric N. Berkowitz, [et.al]. ed.3. Boston: Irwin, 0. Textbook.

Gaya Turabian

Marketing : Eric N. Berkowitz, [et.al]. Boston: Irwin, 0. Textbook.