Advances in
WATER P O L L U T I O N R E S E A R C H
Proceedings of the Sixth International Conference held in
Jerusalem June 18-23 1972
Edited by
S. H. JENKINS
P E R G A M O N P R E S S
O X F O R D · N E W Y O R K · T O R O N T O
S Y D N E Y · B R A U N S C H W E I G