TY  - BOOK
AU  -  Lockwood, E. H. 
TI  - Statistics: the how and the why : an introductory course 
SN  - 0719519128
AV  - QA 273 .L6
PY  - 1969///
CY  -  London
PB  - J. Murray
KW  - Mathematical statistics
KW  - Study and teaching
ER  -