TY  - BOOK
AU  - Allen,Shirley Walter
AU  - Leonard,Justin Wilkinson
TI  - Conserving natural resources: principles and practice in a democracy 
AV  - HC103.7 .A7 1959
PY  - 1959///
CY  - New York
PB  - McGraw-Hill
KW  - Conservation of natural resources
KW  - United States
N1  - Includes bibliographical references
ER  -