TY  - BOOK
AU  - Belloli,Robert C.(Robert Charles)
TI  - Contemporary physical science : our impact on our world
SN  - 9780023080708
U1  - 363.7 
PY  - 1978///
CY  - New York
PB  - Macmillan publishing co.
KW  - Human ecology
KW  - Environmental protection
KW  - Natural resources
ER  -