APA (7th ed.) Zitazioa
Rubins, D. T. (1980). The A+ guide to good writing. Scholarstic Book Services.
Chicago Style (17th ed.) Zitazioa
Rubins, Diane Teitel. The A+ Guide to Good Writing. New York: Scholarstic Book Services, 1980.
MLA (9th ed.) Zitazioa
Rubins, Diane Teitel. The A+ Guide to Good Writing. Scholarstic Book Services, 1980.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.