Livestock production
Peters, W.H., Grummer, R.H.
Livestock production by W.H. Peters and R.H. Grummer - 2nd edn. - New York McGraw 1954 - 415 p.
Livestock Production
636 / P 483 L
Livestock production by W.H. Peters and R.H. Grummer - 2nd edn. - New York McGraw 1954 - 415 p.
Livestock Production
636 / P 483 L