1. Butterfield, R. M. (1963a). Symposium on Carcase Composition and Appraisal of Meat Animals. 4-1. C.S.I.R.O., Melbourne, Australia.
2. Butterfield, R. M. (1963b). Symposium on Carcase Composition and Appraisal of Meat Animals. 7-1, C.S.I.R.O., Melbourne, Australia.
3. Butterfield, R. M., and May, N. D. S. (1966). Muscles of the Ox. University of Queensland Press.