Haydon, M., Levy-Berger, G., & Smodgrass, J. G. (1985). Human experimental psychology.
Chicago Style aipamenaHaydon, Martin, Gail Levy-Berger, and Joan Gay Smodgrass. Human Experimental Psychology. New York, OUP, 1985.
MLA aipamenaHaydon, Martin, et al. Human Experimental Psychology. 1985.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.