006020000a22001810004500 0080235670 115 628.168 8 1724 OVA Lohani, B.N Ouano, E A R Thani, N.C. Water pollution control in developing countries : proceedings of the international conference held at Bangkok, Thailand February 21 - 25, 1978 Thailand, asian institute of technology 1978 735 Water pollution - congresses/ underdeveloped areas - longresses/ waste water treatment BK 354572 354572 0 0 0 0 NFIC KAUCOAV KAUCOAV GEN 2014-05-02 0 628.168 8 1724 OVA KAU_COAV-16233 2014-05-02 00:00:00 2022-05-12 BK