HANKE JOHN E. (1994). UNDERSTANDING BUSINESS STATISTICS-STUDY GUIDE PREPARED BY HATMAN WALT; PAUL D VANNESS. IRWIN MCGRAW-HILL.
Čikaški stil citiranja (17. izdanje)HANKE JOHN E. UNDERSTANDING BUSINESS STATISTICS-STUDY GUIDE PREPARED BY HATMAN WALT; PAUL D VANNESS. BURR RIDGE: IRWIN MCGRAW-HILL, 1994.
MLA način citiranja (9. izdanje)HANKE JOHN E. UNDERSTANDING BUSINESS STATISTICS-STUDY GUIDE PREPARED BY HATMAN WALT; PAUL D VANNESS. IRWIN MCGRAW-HILL, 1994.
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