TY  - BOOK
AU  - Pfafflin J R
AU  -  Ziegler E N Ed.
TI  - Advances in Environment science and engineering
U1  - G:55oaDun1,N79, L9.1 
PY  - 1979///
CY  - New York    
PB  -  Garden and Breach Science     
KW  - Environment science
ER  -