TY  - BOOK
AU  - Moran,Joseph M.
AU  - Wiersa, James H
AU  - Morgen, Michael D
TI  - An introduction to environmental sciences
PY  - 1973///]
CY  - Boston
PB  - Little, Brown
KW  - Human ecology
KW  - Pollution
KW  - Environmental protection
N1  - Includes bibliographiecal references
ER  -