Παραπομπή APA

Bay, T., & Macphen, D. (2002). Change your attitude. Pearson.

Παραπομπή Chicago Style

Bay, Tom, και David Macphen. Change Your Attitude. New Delhi: Pearson, 2002.

Παραπομπή MLA

Bay, Tom, και David Macphen. Change Your Attitude. Pearson, 2002.