Libert; Faulk. Barack, Inc: Winning Business Lessons of the Obama Campaign (1.). Pearson India.
Čikaški stil citiranja (17. izdanje)Libert; Faulk. Barack, Inc: Winning Business Lessons of the Obama Campaign. 1. Pearson India.
MLA način citiranja (8. izdanje)Libert; Faulk. Barack, Inc: Winning Business Lessons of the Obama Campaign. 1. Pearson India.
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