Cooper, Malcolm McGregor, 1910- Profitable beef production / by M. McG. Cooper and M. B. Willis. - Ipswich : Farming Press, 1972. - 160 p. : ill. ; 23 cm. ISBN: 0852360231 0852360932 Subjects--Topical Terms: Beef cattle--Great Britain. Dewey Class. No.: 636.2130942 COO