Richman, L. (2008). Project management step by step. Prentice - hall of India.
Dyfyniad Arddull ChicagoRichman, Larry. Project Management Step by Step. New Delhi: Prentice - hall of India, 2008.
Dyfyniad MLARichman, Larry. Project Management Step by Step. Prentice - hall of India, 2008.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.