Dyfyniad APA
Polk, W. R. (1975). The United States and the Arab World (3rd. ed.). Harvard University press.
Dyfyniad Arddull Chicago
Polk, William R. The United States and the Arab World. 3rd. ed. London: Harvard University press, 1975.
Dyfyniad MLA
Polk, William R. The United States and the Arab World. 3rd. ed. Harvard University press, 1975.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.