TY  - BOOK
AU  - Dansereau Pierre Ed.
AU  -  Weadock Virginic A Ed.
TI  - Challenge for survival :  Land air, and water for m   
SN  - 0231086385
U1  - U:(G:55), L0 
PY  - 1970///
CY  - New York
PB  - Columbia University Press U S A    
KW  - Geography - Environment
ER  -