TY  - BOOK
AU  - C.B.E.,G.udny yule
TI  - An Introduction the theory of statistics / 
U1  - 310  21
PY  - 1948///
CY  - london : 
PB  - charles griffin, 
KW  - qrmak
KW  - statistics
KW  - Population
KW  - Descriptive statistics
ER  -