Dyfyniad APA

Davidson, R. H., & Peairs, L. M. (1966). Insect pests of farm, garden and orchard (6th ed.). Wiley.

Dyfyniad Arddull Chicago

Davidson, Ralph Howard, and Leonard Marion Peairs. Insect Pests of Farm, Garden and Orchard. 6th ed. Wiley, 1966.

Dyfyniad MLA

Davidson, Ralph Howard, and Leonard Marion Peairs. Insect Pests of Farm, Garden and Orchard. 6th ed. Wiley, 1966.

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