Advanes in water pollution research; proceedings of the third international conference held in Munich Germany September 1966 Washington etc. Water pollution control federation etc
v. : ill
Conferences for 1962 - 64 held as International conference on water pollution Research on Spine, 1966 - : International Association on water pollution Research
، Water - Pollution - Congresses
، Sewage - Proification - Congresses
TD
420
.
A2
NO
TI
AU International Conference on Water pollution Research
AU International Association for Water Pollution Research