Dyfyniad APA

Taylor, H. J., & Taylor, H. J. (1942). Time runs out (2nd ed.). New York: Doubleday Doran.

Dyfyniad Arddull Chicago

Taylor, Henry J., και Henry J. Taylor. Time Runs Out. 2nd ed. New York: Doubleday Doran, 1942.

Dyfyniad MLA

Taylor, Henry J., και Henry J. Taylor. Time Runs Out. 2nd ed. New York: Doubleday Doran, 1942.

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