International Sheep Breeding Congress, Tomes, G. J., Robertson, D. E., Lightfoot, R. J., & Haresign, W. (1979). Sheep breeding (2d ed.). Butterworths.
Chicago Style (17th ed.) CitationInternational Sheep Breeding Congress, G. J. Tomes, D. E. Robertson, R. J. Lightfoot, and William Haresign. Sheep Breeding. 2d ed. London ; Boston: Butterworths, 1979.
MLA (8th ed.) CitationInternational Sheep Breeding Congress, et al. Sheep Breeding. 2d ed. Butterworths, 1979.
Warning: These citations may not always be 100% accurate.