Environmental production
614.7
C457E
Chanlett, Emil T
 Environmental production \ Emil T Chanlett - New York : McGraw-Hill, 1973.
 xvi, 569p. - McGraw hill series in water resources and Environmental engineering/ ed by Ven Te Chow .   ISBN: 0-07-010520-0
87122
  Subjects: Environmental engineering; Environmental health; Sanitation; Water pollution-Prevention and control.

