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APA-viiteSeminar on the Improvement of Irrigation Performance at the Project Level & United Nations. Economic and Social Commission for Asia and the Pacific. (1982). Proceedings of the Seminar on the Improvement of Irrigation Performance at the Project Level, held at Krasdonar, USSR, from 25 August to 5 September 1980. United Nations.
Chicago-tyylinen lähdeviittausSeminar on the Improvement of Irrigation Performance at the Project Level ja United Nations. Economic and Social Commission for Asia and the Pacific. Proceedings of the Seminar on the Improvement of Irrigation Performance at the Project Level, Held at Krasdonar, USSR, from 25 August to 5 September 1980. New York: United Nations, 1982.
MLA-viiteSeminar on the Improvement of Irrigation Performance at the Project Level ja United Nations. Economic and Social Commission for Asia and the Pacific. Proceedings of the Seminar on the Improvement of Irrigation Performance at the Project Level, Held at Krasdonar, USSR, from 25 August to 5 September 1980. United Nations, 1982.
Harvard-tyylinen lähdeviittausSeminar on the Improvement of Irrigation Performance at the Project Level & United Nations. Economic and Social Commission for Asia and the Pacific. 1982. Proceedings of the Seminar on the Improvement of Irrigation Performance at the Project Level, held at Krasdonar, USSR, from 25 August to 5 September 1980. New York: United Nations.