Dyfyniad APA
Saffell, D. C. (1996). Civics: Responsibilities and citizenship (Teacher's wraparound ed., Multimedia ed.). Glencoe/McGraw-Hill.
Dyfyniad Arddull Chicago
Saffell, David C. Civics: Responsibilities and Citizenship. Teacher's wraparound ed., Multimedia ed. New York: Glencoe/McGraw-Hill, 1996.
Dyfyniad MLA
Saffell, David C. Civics: Responsibilities and Citizenship. Teacher's wraparound ed., Multimedia ed. Glencoe/McGraw-Hill, 1996.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.