Dyfyniad APA

Edwards, R. (2010). Who is Barack Obama? New York: Grosset & Dunlap.

Dyfyniad Arddull Chicago

Edwards, Roberta. Who Is Barack Obama? New York: Grosset & Dunlap, 2010.

Dyfyniad MLA

Edwards, Roberta. Who Is Barack Obama? New York: Grosset & Dunlap, 2010.

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