TY  - BOOK
AU  - Mason, robert D...[et al.].
AU  - lind, douglas a and Marchal, william G.
TI  - Statistical techniques in  business and  economics
SN  - 0256263078
U1  - 519.5 22
PY  - 1999///
PB  - Ir win/ Mc Graw- Hill
ER  -