TY  - BOOK
AU  - Pfafflin, James R.
AU  - Ziegler, Edward N.
TI  - Encyclopedia of Environmental Science and Engineering 2
SN  - 9056996363
U1  - 628.03 
PY  - 1992///
CY  - Australia : 
PB  - Gordon and Breach Science Publishers, 
KW  - Environmental Engineering Encyclopedias
KW  - Environmental Science Encyclopedias
N1  - NN; v. 2. M-Z
UR  - https://eaklibrary.neduet.edu.pk:8443/catalog/bk/books/toc/90-5699-636-3.pdf
ER  -