TY  - BOOK
AU  - Sengupta, S. and Bhattacharya, S.
AU  - Bhattacharya, S. ; jt. auth.
TI  - Commutation in West Bengal; findings of a survey
T2  - NSS technical paper no. 21
U1  - 338.46095414 
PY  - 1968///
CY  - Calcutta
PB  - Indian Statistical Institute
ER  -