APA-referens (7:e uppl.)

Attafar, A., & Eghbali, M. (2013). Analyzing the Factors Influencing Delay of Projects in Zone 3 of Iranian Gas Transmission Company. University of Tehran.

Chicago-referens (17:e uppl.)

Attafar, Ali, och Mohammad Eghbali. Analyzing the Factors Influencing Delay of Projects in Zone 3 of Iranian Gas Transmission Company. University of Tehran, 2013.

MLA-referens (9:e uppl.)

Attafar, Ali, och Mohammad Eghbali. Analyzing the Factors Influencing Delay of Projects in Zone 3 of Iranian Gas Transmission Company. University of Tehran, 2013.

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