Dyfyniad APA

Rayner, A., & Colman, D. (1993). Current issues in agricultural economics. The Macmillan Press Ltd.

Dyfyniad Arddull Chicago

Rayner, A.J, and David Colman. Current Issues in Agricultural Economics. Hampshire, [England]: The Macmillan Press Ltd, 1993.

Dyfyniad MLA

Rayner, A.J, and David Colman. Current Issues in Agricultural Economics. The Macmillan Press Ltd, 1993.

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