(1971). A manual of poultry diseases. Texas: Texas A & M University, Texas Agricultural Extension Service, Texas Agricultural Experiment Station,|.
Trích dẫn kiểu ChicagoA Manual of Poultry Diseases. Texas: Texas A & M University, Texas Agricultural Extension Service, Texas Agricultural Experiment Station,|, 1971.
Deismireacht MLAA Manual of Poultry Diseases. Texas: Texas A & M University, Texas Agricultural Extension Service, Texas Agricultural Experiment Station,|, 1971.
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