Dyfyniad APA

Lester, . . A., & Ing, E. (2007). Project management,planning and control (5th ed.). Elsevier.

Dyfyniad Arddull Chicago

Lester, Albert, and Eur Ing. Project Management,planning and Control. 5th ed. Elsevier, 2007.

Dyfyniad MLA

Lester, Albert, and Eur Ing. Project Management,planning and Control. 5th ed. Elsevier, 2007.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.