APA (7th ed.) Citation

ScienceDirect (Online service), Miller, E. R., Ullrey, D. E., & Lewis, A. J. (1991). Swine nutrition. Butterworth-Heinemann.

Chicago Style (17th ed.) Citation

ScienceDirect (Online service), Elwyn R. Miller, Duane E. Ullrey, and Austin J. Lewis. Swine Nutrition. Boston: Butterworth-Heinemann, 1991.

MLA (9th ed.) Citation

ScienceDirect (Online service), et al. Swine Nutrition. Butterworth-Heinemann, 1991.