Dyfyniad APA

Rybacki, K. C., & Rybacki, D. J. (1996). Advocacy and opposition: An introduction to argumentation. Allyn and Bacon.

Dyfyniad Arddull Chicago

Rybacki, Karyn C., and Donald J. Rybacki. Advocacy and Opposition: An Introduction to Argumentation. Boston: Allyn and Bacon, 1996.

Dyfyniad MLA

Rybacki, Karyn C., and Donald J. Rybacki. Advocacy and Opposition: An Introduction to Argumentation. Allyn and Bacon, 1996.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.