Hergenhahn, B. R., & Henley, T. B. (2014). An introduction to the history of psychology / B.R. Hergenhahn, Tracy B. Henley: B.R. Hergenhahn, Tracy B. Henley (7th ed., International ed.). Wadsworth Cengage Learning.
Chicago Style (17th ed.) CitationHergenhahn, B. R., and Tracy B. Henley. An Introduction to the History of Psychology / B.R. Hergenhahn, Tracy B. Henley: B.R. Hergenhahn, Tracy B. Henley. 7th ed., International ed. Belmont, Calif.: Wadsworth Cengage Learning, 2014.
MLA (9th ed.) CitationHergenhahn, B. R., and Tracy B. Henley. An Introduction to the History of Psychology / B.R. Hergenhahn, Tracy B. Henley: B.R. Hergenhahn, Tracy B. Henley. 7th ed., International ed. Wadsworth Cengage Learning, 2014.
Warning: These citations may not always be 100% accurate.