TY  - BOOK
AU  - Dale, Virginia H 
AU  - English, Mary R 
TI  - Tools to aid environmental decision making
SN  - 9780387985558
U1  - 363.7 DAL 
PY  - 1999///
CY  - New York : 
PB  - Springer , 	
N1  - Includes index
ER  -