TY  - BOOK
AU  - Vesilind,P.Aarne
TI  - Introduction to environmental engineering
AV  - TD145 .V4297 1997
U1  - 628 20
PY  - 1997///
CY  - Boston
PB  - PWS
KW  - Environmental engineering
KW  - Environmental ethics
N1  - Includes bibliographical references and index
ER  -