APA (7th ed.) Citation

Riley, W. A., & Johannsen, O. A. (1915). Handbook of medical entomology. The Comstock publishing company.

Chicago Style (17th ed.) Citation

Riley, William A., and O. A. Johannsen. Handbook of Medical Entomology. Ithaca, N.Y.: The Comstock publishing company, 1915.

MLA (9th ed.) Citation

Riley, William A., and O. A. Johannsen. Handbook of Medical Entomology. The Comstock publishing company, 1915.