APA (7th ed.) Citation

Fry, J. C., & Day, M. J. (1990). Bacterial Genetics in Natural Environments. Springer Netherlands.

Chicago Style (17th ed.) Citation

Fry, John C., and Martin J. Day. Bacterial Genetics in Natural Environments. Dordrecht: Springer Netherlands, 1990.

MLA (9th ed.) Citation

Fry, John C., and Martin J. Day. Bacterial Genetics in Natural Environments. Springer Netherlands, 1990.