Παραπομπή APA

D S Kettle. (1984). Medical and veterinary entomology. Croom helm.

Παραπομπή Chicago Style

D S Kettle. Medical and Veterinary Entomology. Croom helm, 1984.

Παραπομπή MLA

D S Kettle. Medical and Veterinary Entomology. Croom helm, 1984.