Style de citation APA (7e éd.)

English, P. R., Smith, W. J., & MacLean, A. (1977). The sow, improving her efficiency. Farming Press.

Style de citation Chicago (17e éd.)

English, Peter R., William J. Smith, et Alistair MacLean. The Sow, Improving Her Efficiency. Ipswich: Farming Press, 1977.

Style de citation MLA (9e éd.)

English, Peter R., et al. The Sow, Improving Her Efficiency. Farming Press, 1977.