TY  - BOOK
AU  - Owen,Oliver S.
TI  - Natural resource conservation: an ecological approach 
SN  - 0023900202
U1  - 333.720973 23 
PY  - 1980///
CY  - New York
PB  - Macmillan
KW  - Conservation of natural resources
KW  - Ecology
KW  - Environmental protection
KW  - United States
N1  - Includes bibliographies and index
ER  -