Schwalbe, K. (2019). Information technology project management 9th ed. / Kathy Schwalbe. Cengage Learning.
Čikaški stil citiranja (17. izdanje)Schwalbe, Kathy. Information Technology Project Management 9th Ed. / Kathy Schwalbe. Cengage Learning, 2019.
MLA način citiranja (8. izdanje)Schwalbe, Kathy. Information Technology Project Management 9th Ed. / Kathy Schwalbe. Cengage Learning, 2019.
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