APA (7th ed.) Zitazioa
Grubb, W. N., & Worthen, H. (1999). Honored but invisible: An inside look at teaching in community colleges. Routledge.
Chicago Style (17th ed.) Zitazioa
Grubb, W. Norton, eta Helena Worthen. Honored but Invisible: An Inside Look at Teaching in Community Colleges. New York: Routledge, 1999.
MLA (9th ed.) Zitazioa
Grubb, W. Norton, eta Helena Worthen. Honored but Invisible: An Inside Look at Teaching in Community Colleges. Routledge, 1999.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.