TY  - BOOK
AU  - Harper W M
AU  - Harper W M
TI  - FRAME WORKS Statistics 
SN  - 9780273634263
AV  - QA 276 .H388 1991 
PY  - 1991///
CY  - England 
PB  - Financial times  Prentice Hall 
N1  - includes index; includes index
UR  - uniform resource identifier 
ER  -