Thomas, H. (1964). Feeder Pig Grades: As Related to Performance and Certain Carcass Characteristics. Virginia polytechnic institute. Department of animal science.
Cita Chicago Style (17a ed.)Thomas, H. Feeder Pig Grades: As Related to Performance and Certain Carcass Characteristics. Virginia: Virginia polytechnic institute. Department of animal science, 1964.
Cita MLA (9a ed.)Thomas, H. Feeder Pig Grades: As Related to Performance and Certain Carcass Characteristics. Virginia polytechnic institute. Department of animal science, 1964.
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