Philippines National Irrigation Administration. Upper Pampanga River Project. (1974). Inauguration of Pantabangan Dam, Nueva Ecija, Philippines, September 1974. NIA.
Citace podle Chicago (17th ed.)Philippines National Irrigation Administration. Upper Pampanga River Project. Inauguration of Pantabangan Dam, Nueva Ecija, Philippines, September 1974. Quezon City: NIA, 1974.
Citace podle MLA (9th ed.)Philippines National Irrigation Administration. Upper Pampanga River Project. Inauguration of Pantabangan Dam, Nueva Ecija, Philippines, September 1974. NIA, 1974.
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