Dyfyniad APA

Benton, A. H., & Werner, W. E. (1965). Manual of field biology and ecology (4th ed.). Burgess Publishing Co..

Dyfyniad Arddull Chicago

Benton, Allen H., and William E. Werner. Manual of Field Biology and Ecology. 4th ed. Minneapolis, Minn.: Burgess Publishing Co., 1965.

Dyfyniad MLA

Benton, Allen H., and William E. Werner. Manual of Field Biology and Ecology. 4th ed. Burgess Publishing Co., 1965.

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