TY  - BOOK
AU  - A. Spurr,  William 
AU  -  Kellogg ,Lester S.
AU  - Smith., John H. 
TI  - Business and economic statistics
U1  - 330.21 
PY  - 1954///
CY  - Homewood, IL : 
PB  - R.D. Irwin, 
KW  -      Statistics
ER  -