International conference on Water Pollution Control in Developing Countries = proceedings /
Bangkok)Water pollution control in developing countries : edited by E. A .R Ouano , B .N. Lohani [and] N. C. Thanh
- Bangkok : Asian Institute of Technology, 1978-
- v. ; 24 cm.
Library has vol. 1,2
0080235670 : USD 80.00
Water--Purification--History Water quality management--History