PEATA. (1997). Handbook and Guide on DC Regulations, 4th Printing. PEATA Publications.
Chicagoスタイル(17版)引用形式PEATA. Handbook and Guide on DC Regulations, 4th Printing. PEATA Publications, 1997.
MLA(9版)引用形式PEATA. Handbook and Guide on DC Regulations, 4th Printing. PEATA Publications, 1997.
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