TY  - BOOK
AU  -  Shukla, M. C. 
AU  - Gulshan, S. S. 
TI  - Statistics : : theory and practice 
U1  - 311 
PY  - 1983///
CY  - Ram Nagar, New Delhi : 
PB  - S. Chand, 
KW  - Mathematical statistics.
KW  - Statistics
ER  -