APA (7e ed.) Bronvermelding

Chapman, E. N. (1999). Your attitude is showing: A primer of human relations (9th ed.). Prentice Hall.

Chicago (17e ed.) Bronvermelding

Chapman, Elwood N. Your Attitude Is Showing: A Primer of Human Relations. 9th ed. Upper Saddle River, N.J: Prentice Hall, 1999.

MLA (9e ed.) Bronvermelding

Chapman, Elwood N. Your Attitude Is Showing: A Primer of Human Relations. 9th ed. Prentice Hall, 1999.