APA-referens (7:e uppl.)

McWhorter, K. T. (1996). Study and critical thinking skills in college (3rd ed.). HarperCollins College Publishers.

Chicago-referens (17:e uppl.)

McWhorter, Kathleen T. Study and Critical Thinking Skills in College. 3rd ed. New York: HarperCollins College Publishers, 1996.

MLA-referens (9:e uppl.)

McWhorter, Kathleen T. Study and Critical Thinking Skills in College. 3rd ed. HarperCollins College Publishers, 1996.