TY  - BOOK
AU  - Enger, Eldon D. 
AU  - Smith, Bradley F. 
TI  - Environmental science: 	: a study of interrelationships
SN  - 9780071282758 (pbk.)
PY  - 2009///
CY  - Boston: 
PB  -  Mc Graw-Hill/ Higher Education, 
KW  - Environmental science
N1  - Includes index
ER  -