tack. (1962). Confrences and sales incentvies: Hand book. Tack publications.
Čikaški stil citiranjatack. Confrences and Sales Incentvies: Hand Book. Great Briton: Tack publications, 1962.
MLA način citiranjatack. Confrences and Sales Incentvies: Hand Book. Tack publications, 1962.
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