(1976). Official United States standards for grade of slaughter cattle: Title 7, ch. 1, pt. 53, sections 53.202-53.206 of the Code of Federal Regulations.
Chicagoスタイル(17版)引用形式Official United States Standards for Grade of Slaughter Cattle: Title 7, Ch. 1, Pt. 53, Sections 53.202-53.206 of the Code of Federal Regulations. 1976.
MLA(9版)引用形式Official United States Standards for Grade of Slaughter Cattle: Title 7, Ch. 1, Pt. 53, Sections 53.202-53.206 of the Code of Federal Regulations. 1976.
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