Riley, W. A., & Johannsen, O. A. (1932). Medical entomology: A survey of insects and allied forms which affect the health of man and animals. McGraw-Hill book company, inc..
Dyfyniad Arddull ChicagoRiley, William Albert, and O. A. Johannsen. Medical Entomology: A Survey of Insects and Allied Forms Which Affect the Health of Man and Animals. New York and London: McGraw-Hill book company, inc., 1932.
Dyfyniad MLARiley, William Albert, and O. A. Johannsen. Medical Entomology: A Survey of Insects and Allied Forms Which Affect the Health of Man and Animals. McGraw-Hill book company, inc., 1932.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.