TY  - BOOK
AU  - ENGER, Eldon D.
AU  - SMITH, Bradley F.
TI  - Enviromental science : A study of interrelationships
SN  - 9781259071584
U1  - 628 
PY  - 2013///
CY  - New York
PB  - Mc Graw Hill
N1  - includes index
ER  -