TY  - BOOK
AU  - Enger,Eldon D.
AU  - Smith,Bradley F.
TI  - Environmental Science: a study of interrelationships 
SN  - 9780071318150
PY  - 2013///
CY  - New York
PB  - McGraw-Hill
KW  - Environmental sciences
N1  - Includes bibliographical references and index
ER  -