TY  - BOOK
AU  - Enger, Eldon D.
AU  - Smith, Bradley F.
TI  - Environmental science: a study of interrelationships 
SN  - 007252829X (pbk. : alk. paper)
PY  - 2006///
CY  - Boston
PB  - McGraw-Hill Higher Education
KW  - Environmental sciences
N1  - Includes index
ER  -