Gaya APA

Lester, E, I, A. (2014). Project management, planning and control : managing engineering, construction and manufacturing projects to PMI, APM and BSI standards (6th ed.). Oxford: Butterworth-Heinemann.

Gaya MLA

Lester, Eur, Ing, Albert. "Project management, planning and control : managing engineering, construction and manufacturing projects to PMI, APM and BSI standards". 6th ed. Oxford: Butterworth-Heinemann, 2014. Electronic Resource.