Schwalbe, K., & Schwalbe, K. (2006). Information technology project managementKathy Schwalbe and Augsburg College. Thomson.
Čikaški stil citiranja (17. izdanje)Schwalbe, Kathy, i Kathy Schwalbe. Information Technology Project ManagementKathy Schwalbe and Augsburg College. Thomson, 2006.
MLA način citiranja (8. izdanje)Schwalbe, Kathy, i Kathy Schwalbe. Information Technology Project ManagementKathy Schwalbe and Augsburg College. Thomson, 2006.
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