TY  - BOOK
AU  - Enns,Philip
TI  - Business statistics: methods and applications 
SN  - 0256024464
PY  - 1985///
CY  - Homewood, Ill.
PB  - Richard D. Irwin
KW  - Վիճակագրություն
KW  - Commercial statistics
N1  - Includes index
ER  -