Congressional Research and Training Service. (1991). Where to get what: Information sources in the 8th Philippine Congress. The Service.
Chicagoスタイル(17版)引用形式Congressional Research and Training Service. Where to Get What: Information Sources in the 8th Philippine Congress. Quezon City: The Service, 1991.
MLA(9版)引用形式Congressional Research and Training Service. Where to Get What: Information Sources in the 8th Philippine Congress. The Service, 1991.
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