Dyfyniad APA

Esler, A. (1986). The human venture: The globe encompassed. Prentice-Hall.

Dyfyniad Arddull Chicago

Esler, Anthony. The Human Venture: The Globe Encompassed. New Jersey: Prentice-Hall, 1986.

Dyfyniad MLA

Esler, Anthony. The Human Venture: The Globe Encompassed. Prentice-Hall, 1986.

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