Gray, C. F., & W.Larson, E. (1988). Project managemen. Bulan Bintang.
Chicago Style (17th ed.) CitationGray, Clifford F., and Erik W.Larson. Project Managemen. Bulan Bintang, 1988.
MLA (8th ed.) CitationGray, Clifford F., and Erik W.Larson. Project Managemen. Bulan Bintang, 1988.
Warning: These citations may not always be 100% accurate.