TY  - GEN
AU  - Moran,Joseph M.
AU  - Wiersma,James H.
AU  - Morgan Michael D
TI  - Introduction to environmental science
SN  - 071671020X
AV  - GF41 
U1  - 301.31 
PY  - 1980///
CY  - San Francisco
PB  - W. H. Freeman
KW  - Environmental policy
KW  - Environmental Protection
KW  - Environmental sciences
KW  - Human ecology
N1  - Includes bibliographies and index
ER  -