TY  - BOOK
TI  - Preliminary reserach on agricultural regions in the mixed agro-pastoral reaim of kensu and tsinghat
U1  - U.6.417.N55, K6 
PY  - 1966///
CY  - Washington
PB  - U.S. Department of Commerce   
KW  -  CEL
KW  - Separate discussions on agricultural economic regions
ER  -