Hayes, N. (2003). Applied psychology: Teach yourself. London: Hodder education.
Chicago Style aipamenaHayes, Nicky. Applied Psychology: Teach Yourself. London: Hodder education, 2003.
MLA aipamenaHayes, Nicky. Applied Psychology: Teach Yourself. London: Hodder education, 2003.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.