TY  - BOOK
AU  - Barks, Robert A.
AU  - 
TI  - Descriptive statistics and probability theory
U1  - 519.2 
PY  - 1972///
CY  - London
PB  - Hutchinson
KW  - Calculus of probability
KW  - Statistical mathematics
KW  - Descriptive statistics
KW  - Probability theory
ER  -