Cita APA (7th ed.)

O'Neil, S. L. (2006). Your attitude is showing (11th ed.). Pearson/Prentice Hall.

Cita Chicago (17th ed.)

O'Neil, Sharon Lund. Your Attitude Is Showing. 11th ed. Upper Saddle River, N.J: Pearson/Prentice Hall, 2006.

Cita MLA (9th ed.)

O'Neil, Sharon Lund. Your Attitude Is Showing. 11th ed. Pearson/Prentice Hall, 2006.