DALRYMPLE, D. J. (1982). Sales Management Concepts And Cases Douglas J. Dalrymple. John Wiley and Sons.
Chicago-viite (17. p.)DALRYMPLE, Douglas J. Sales Management Concepts And Cases Douglas J. Dalrymple. John Wiley and Sons, 1982.
MLA-viite (8. p.)DALRYMPLE, Douglas J. Sales Management Concepts And Cases Douglas J. Dalrymple. John Wiley and Sons, 1982.
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