Gaya APA

Ph.D., C, R. (2012). The Psychology of Wealth: Understand Your Relationship With Money and Achieve Prosperity (Cet.1). USA: Mc Graw Hill.

Gaya MLA

Ph.D., Charles, Richards,. "The Psychology of Wealth: Understand Your Relationship With Money and Achieve Prosperity". Cet.1 USA: Mc Graw Hill, 2012. Text.