APA (7th ed.) Citation

Smith, A. D. B., Robison, O. J., & Bryant, D. M. (1938). The genetics of the pig.

Chicago Style (17th ed.) Citation

Smith, Alick Drummond Buchanan, Olive Janet Robison, and Donald Melville Bryant. The Genetics of the Pig. 1938.

MLA (9th ed.) Citation

Smith, Alick Drummond Buchanan, et al. The Genetics of the Pig. 1938.