TY  - BOOK
AU  - DAS,N.G.
TI  - Statistical methods in commerce, accountancy & economics (Part 1 & 2)
U1  - ST(ECO) 519.5 
PY  - 1976///
CY  - Calcutta
PB  - M.DAS
KW  - STATISTICS
N1  - includes index
ER  -