Gray, Clifford F.

Project management : the complete guide for every manager by: Gray, Clifford F.; Larson, Erik W. (1952-) (Language materials, printed)

專案管理 by: Gray, Clifford F.; Larson, Erik W.; 劉雯瑜; 張世鵬; 拉森 ((Larson, Erik W.)); 格雷 ((Gray, Clifford F.)) (Language materials, printed)