APA (7th ed.) Zitazioa

Cronbach, L. J. (1990). Essentials of psychological testing (5th.ed.). Harper Collins.

Chicago Style (17th ed.) Zitazioa

Cronbach, Lee J. Essentials of Psychological Testing. 5th.ed. New York: Harper Collins, 1990.

MLA (9th ed.) Zitazioa

Cronbach, Lee J. Essentials of Psychological Testing. 5th.ed. Harper Collins, 1990.