APA (7th ed.) Zitazioa
ebrary, Inc, Connor, C., Lofthouse, B., Southworth, G., & Dadds, M. (1990). Perspectives (2nd ed.). Falmer Press.
Chicago Style (17th ed.) Zitazioa
ebrary, Inc, Colin Connor, Brenda Lofthouse, Geoff Southworth, eta Marion Dadds. Perspectives. 2nd ed. London ; New York: Falmer Press, 1990.
MLA (9th ed.) Zitazioa
ebrary, Inc, et al. Perspectives. 2nd ed. Falmer Press, 1990.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.