Dyfyniad APA

F A Gunther. (1960). Modern insecticides and world food production. New York: John Wiley.

Dyfyniad Arddull Chicago

F A Gunther. Modern Insecticides and World Food Production. New York: John Wiley, 1960.

Dyfyniad MLA

F A Gunther. Modern Insecticides and World Food Production. New York: John Wiley, 1960.

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