Παραπομπή APA

KettleD S. (1990). Medical and veterinary entomology. CABI.

Παραπομπή Chicago Style

KettleD S. Medical and Veterinary Entomology. CABI, 1990.

Παραπομπή MLA

KettleD S. Medical and Veterinary Entomology. CABI, 1990.