APA (7th ed.) Zitazioa
ebrary, Inc, Ayres, B., & Bristow, M. (2009). Anxiety in college students. Nova Science Publishers.
Chicago Style (17th ed.) Zitazioa
ebrary, Inc, Benjamin Ayres, eta Michelle Bristow. Anxiety in College Students. New York: Nova Science Publishers, 2009.
MLA (9th ed.) Zitazioa
ebrary, Inc, et al. Anxiety in College Students. Nova Science Publishers, 2009.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.