Carlson, N. R. (1988). Discovering psychology. Allyn and Bacon.
Chicago Style (17th ed.) ZitazioaCarlson, Neil R. Discovering Psychology. Boston: Allyn and Bacon, 1988.
MLA (9th ed.) ZitazioaCarlson, Neil R. Discovering Psychology. Allyn and Bacon, 1988.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.