TY  - BOOK
AU  - Book,Stephen A
TI  - Statistics
SN  - 0-07-006493-8
U1  - 519 BOO 
PY  - 1977///
CY  - New York
PB  - Mc Graw-Hill
KW  - Average
KW  - Graphic methods
KW  - Probabilities
KW  - Statistics
ER  -