Czerkawski, J. W. An introduction to rumen studies / J.W. Czerkawski. - Oxford : Pergamon Press, 1986 - x, 236p. : ill. 26 cm. - Pergamon international library of science, technology, engineering, and social studies . Bibliography: p224-231. - Includes indexes ISBN: 008025487X Subjects--Topical Terms: Rumen