United Nations. Economic and Social Commission for Asia and the Pacific. Subcommittee on Energy Resources and Electric Power. (1974). Proceedings of the twelfth session of the Sub-committee on energy resources and electric power, held at Bangkok, 6-13 Dec. 1972. United Nations.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रUnited Nations. Economic and Social Commission for Asia and the Pacific. Subcommittee on Energy Resources and Electric Power. Proceedings of the Twelfth Session of the Sub-committee on Energy Resources and Electric Power, Held at Bangkok, 6-13 Dec. 1972. New York: United Nations, 1974.
एमएलए (9वां संस्करण) प्रशस्ति पत्रUnited Nations. Economic and Social Commission for Asia and the Pacific. Subcommittee on Energy Resources and Electric Power. Proceedings of the Twelfth Session of the Sub-committee on Energy Resources and Electric Power, Held at Bangkok, 6-13 Dec. 1972. United Nations, 1974.