PEATA. (1997). Handbook and Guide on DC Regulations, 4th Printing. PEATA Publications.
Style de citation Chicago (17e éd.)PEATA. Handbook and Guide on DC Regulations, 4th Printing. PEATA Publications, 1997.
Style de citation MLA (9e éd.)PEATA. Handbook and Guide on DC Regulations, 4th Printing. PEATA Publications, 1997.
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