Dyfyniad APA
Ramage, J. D., & Bean, J. C. (1997). The Allyn and Bacon guide to writing. Allyn and Bacon.
Dyfyniad Arddull Chicago
Ramage, John D., and John C. Bean. The Allyn and Bacon Guide to Writing. Boston: Allyn and Bacon, 1997.
Dyfyniad MLA
Ramage, John D., and John C. Bean. The Allyn and Bacon Guide to Writing. Allyn and Bacon, 1997.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.