TY  - BOOK
AU  - VASHISTHA, G. D
TI  - Study of factors governing the flow of marketable surplus of important crops in Ludhiana district
U1  - T 631.18 V31S 
PY  - 1966///
CY  - Ludhiana
PB  - PAU
KW  - CROPS -- LUDHIANA
ER  -