GROEBNER DAVID F. (1993). STUDY GUIDE TO ACCOMPANY BUSINESS STATISTICS - A DECISION MAKING APPROACH (4TH.). MACMILLAN.
Chicago-viite (17. p.)GROEBNER DAVID F. STUDY GUIDE TO ACCOMPANY BUSINESS STATISTICS - A DECISION MAKING APPROACH. 4TH. NEW YORK: MACMILLAN, 1993.
MLA-viite (9. p.)GROEBNER DAVID F. STUDY GUIDE TO ACCOMPANY BUSINESS STATISTICS - A DECISION MAKING APPROACH. 4TH. MACMILLAN, 1993.
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