Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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