Broster, W., & Swan, H. (1976). Principles of cattle production. Butterworths.
Chicago Edition CitationBroster, W.H, i Henry Swan. Principles of Cattle Production. London: Butterworths, 1976.
Cita MLABroster, W.H, i Henry Swan. Principles of Cattle Production. Butterworths, 1976.
Atenció: Aquestes cites poden no estar 100% correctes.