United Nations. Economic Commission for Europe. (1990). Membrane technology in the chemical industry. United Nations.
Чикаго маягийн жагсаалтUnited Nations. Economic Commission for Europe. Membrane Technology in the Chemical Industry. New York: United Nations, 1990.
MLA ишлэлUnited Nations. Economic Commission for Europe. Membrane Technology in the Chemical Industry. United Nations, 1990.
Warning: These citations may not always be 100% accurate.