Dyfyniad APA

Singer, H., Jennings, A., & Wood, J. B. (1987). Food aid: The challenge and the opportunity. Clarendon Press.

Dyfyniad Arddull Chicago

Singer, Hans, Anthony Jennings, and John B. Wood. Food Aid: The Challenge and the Opportunity. Oxford: Clarendon Press, 1987.

Dyfyniad MLA

Singer, Hans, et al. Food Aid: The Challenge and the Opportunity. Clarendon Press, 1987.

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