Grummer, R. H., & Peters, W. H. (1954). Livestock production (2.). Mc Graw Hill Book Co. Inc.
Chicago Edition CitationGrummer, Robert H., i Walter H. Peters. Livestock Production. 2. London: Mc Graw Hill Book Co. Inc, 1954.
Cita MLAGrummer, Robert H., i Walter H. Peters. Livestock Production. 2. Mc Graw Hill Book Co. Inc, 1954.
Atenció: Aquestes cites poden no estar 100% correctes.