TY  - BOOK
AU  - Enger, Eldon D.
AU  - Smith, Bradley Fraser
TI  - Environmental science: a study of interrelationships
SN  - 0-07-244000-7
U1  - 577.4 
PY  - 2004///
CY  - Boston
PB  - Mc Graw hill
KW  - Environmental sciences
ER  -