Nicholoas, J. M. S. (2019). Project Management for Engineering, Business & Technology (5th.). Routledge.
Lua i Stíl Chicago (17ú heag.)Nicholoas, John M.; Steyn. Project Management for Engineering, Business & Technology. 5th. USA: Routledge, 2019.
Lua MLA (9ú heag.)Nicholoas, John M.; Steyn. Project Management for Engineering, Business & Technology. 5th. Routledge, 2019.
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