Alternative sources of protein for animal production : . Proceedings of a symposium / National Research Council (U.S.). Committee on Animal Nutrition. - Washington : National Academy of Sciences, 1973. - vii, 183 p. : ill. ; 22 cm. ISBN: 9780309021142 Subjects--Topical Terms: Proteins in animal nutrition --Congresses. Dewey Class. No.: 636.0852 / NAT