TY  - BOOK
AU  - Johnson,Robert R., x
AU  - x
TI  - Elementary statistics: x
SN  - 0878721029
U1  - 519.5/J668e 
PY  - 1976///
CY  - North Situate ; Massachusetts
PB  - Duxbury
KW  - Statistics
N1  - Includes
ER  -