Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

Singer, H. W., 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.