Cita APA (7th ed.)

Perrin, R. (2005). Handbook for college research (3rd ed.). Houghton Mifflin Company.

Cita Chicago (17th ed.)

Perrin, Robert. Handbook for College Research. 3rd ed. Boston, New York: Houghton Mifflin Company, 2005.

Cita MLA (9th ed.)

Perrin, Robert. Handbook for College Research. 3rd ed. Houghton Mifflin Company, 2005.

Atenció: Aquestes cites poden no estar 100% correctes.