APA (7th ed.) Zitazioa
Urbina, S. (2014). Essentials of psychological testing (Second edition.). Wiley.
Chicago Style (17th ed.) Zitazioa
Urbina, Susana. Essentials of Psychological Testing. Second edition. Hoboken, New Jersey: Wiley, 2014.
MLA (9th ed.) Zitazioa
Urbina, Susana. Essentials of Psychological Testing. Second edition. Wiley, 2014.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.