UNITED NATION. (1979). APPROPRIATE INDUTRIAL TECHNOLOGY FOR ENERGY FOR RURAL REQUIREMENTS. UNITED NATION.
Chicago Style (17. basım) AtıfUNITED NATION. APPROPRIATE INDUTRIAL TECHNOLOGY FOR ENERGY FOR RURAL REQUIREMENTS. NEW YORK: UNITED NATION, 1979.
MLA (9th ed.) AtıfUNITED NATION. APPROPRIATE INDUTRIAL TECHNOLOGY FOR ENERGY FOR RURAL REQUIREMENTS. UNITED NATION, 1979.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..