TY  - BOOK
AU  - Niyogi, Puspa.
AU  - Sen, Benoy Chandra.
TI  - Contributions to the economic history of northern India
U1  - 330.9541 
PY  - 1962///
CY  - Calcutta
PB  - Progressive Publishers
KW  - Economics
KW  - History
KW  - Northern India
KW  -  12th century A.D
KW  - Economic conditions
KW  - Economic surveys
N1  - Includes index
ER  -