APA aipamena

Kirn, E., & Hartmann, P. (2002). Interactions (4th ed.). New York: McGraw-Hill Companies.

Chicago Style aipamena

Kirn, Elaine., và Pamela Hartmann. Interactions. 4th ed. New York: McGraw-Hill Companies, 2002.

MLA aipamena

Kirn, Elaine., và Pamela Hartmann. Interactions. 4th ed. New York: McGraw-Hill Companies, 2002.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.