Snapp, R. R. (1952). Beef Cattle (4th edition.). John Wiley.
Cita Chicago Style (17a ed.)Snapp, Roscoe R. Beef Cattle. 4th edition. New York: John Wiley, 1952.
Cita MLA (8a ed.)Snapp, Roscoe R. Beef Cattle. 4th edition. John Wiley, 1952.
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