TY  - BOOK
AU  - Gupta,C.B.
TI  - Introduction to statistical methods
SN  - 0-7069-1257-8
U1  - 310.01 
PY  - 1973///
CY  - Delhi
PB  - Vikas
KW  - Graph representation
KW  - Indian statices
KW  - Statistics
ER  -