APA (7th ed.) Citation

Hagan, H. R. (1951). Embryology of the viviparous insects. Ronald Press Co..

Chicago Style (17th ed.) Citation

Hagan, Harold Raymond. Embryology of the Viviparous Insects. New York: Ronald Press Co., 1951.

MLA (9th ed.) Citation

Hagan, Harold Raymond. Embryology of the Viviparous Insects. Ronald Press Co., 1951.