TY  - BOOK
AU  - Vesilind, P. Aarne
TI  - Introduction to environmental Engineering
SN  - 0534955738
AV  - TD 145 V47 1997 CIRC 
PY  - 1997///
CY  - Boston
PB  - PWS Publishing Company
KW  - Environmental Engineering
N1  - Includes index
ER  -