Dyfyniad APA

Wade, R. C., & Wilder, H. B. W. (1966). A History of United States. Houghton Mifflin.

Dyfyniad Arddull Chicago

Wade, Richard C., and Howard B Wade Wilder. A History of United States. New York: Houghton Mifflin, 1966.

Dyfyniad MLA

Wade, Richard C., and Howard B Wade Wilder. A History of United States. Houghton Mifflin, 1966.

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