TY  - BOOK
AU  -  Dasmann,Raymond F.
TI  -  Environmental conservation / 
U1  -  333.72 
PY  - 1959///
CY  -  [s.l] : 
PB  -  John Wiley, 
KW  -  Conservation of natural resources
KW  -  Ecology
KW  -  Human ecology
KW  -  United States
N1  -  Includes bibliographical references and index
ER  -