TY  - BOOK
AU  - United state  national; academy of science national research council tresources and man. Commitee on  (chairman : Preston Cloud )
ED  - United state  national; academy of science national research council tresources and man. Commitee on  (chairman : Preston Cloud )
TI  - Resources and man :  a stuyd and recommendation
U1  - U67:73tN68, K9 
PY  - 1969///
KW  - GEOGRAPHY
ER  -