TY  - BOOK
AU  - Enger,Eldon D.
AU  - Smith,Branley F.
TI  - Environmental science: a study of interrelationships
SN  - 0071214572
PY  - 2004///
CY  - Boston
PB  - McGraw-Hill
KW  - Ecology
KW  - Environmental policy
KW  - Human ecology
ER  -