Mantel, S. J. (2011). Project Management (1st.). Wiley India.
Lua i Stíl Chicago (17ú heag.)Mantel, Samuel J. Project Management. 1st. New Delhi: Wiley India, 2011.
Lua MLA (9ú heag.)Mantel, Samuel J. Project Management. 1st. Wiley India, 2011.
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