Tibbetts, A., & Tibbetts, C. (1987). Strategies of rhetoric with handbook (5th ed.). Scott, Foresman.
Chicago Style (17th ed.) ZitazioaTibbetts, A.M, eta Charlene Tibbetts. Strategies of Rhetoric with Handbook. 5th ed. Glenveiw, Ill: Scott, Foresman, 1987.
MLA (9th ed.) ZitazioaTibbetts, A.M, eta Charlene Tibbetts. Strategies of Rhetoric with Handbook. 5th ed. Scott, Foresman, 1987.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.