Bay, T., & Macphen, D. (2002). Change your attitude. Pearson.
Chicago Edition CitationBay, Tom, i David Macphen. Change Your Attitude. New Delhi: Pearson, 2002.
Cita MLABay, Tom, i David Macphen. Change Your Attitude. Pearson, 2002.
Atenció: Aquestes cites poden no estar 100% correctes.