Citazione APA

Broster, W., & Swan, H. (1976). Principles of cattle production. Butterworths.

Stile di citazione Chicago

Broster, W.H, e Henry Swan. Principles of Cattle Production. London: Butterworths, 1976.

Citazione MLA

Broster, W.H, e Henry Swan. Principles of Cattle Production. Butterworths, 1976.