TY  - BOOK
AU  - Richards,Larry E.
AU  - LaCava,Jerry J.
TI  - Business statistics: why and when
SN  - 0-07-052273-1
PY  - 1978///
CY  - New York
PB  - McGraw-Hill Book Company
N1  - Бібліогр. : c. 411-412
ER  -