Gray, C. F. L. (2014). Project Management (6th ed.). McGraw Hill Education.
Chicagoスタイル(17版)引用形式Gray, Clifford F.; Larson. Project Management. 6th ed. New Delhi: McGraw Hill Education, 2014.
MLA(9版)引用形式Gray, Clifford F.; Larson. Project Management. 6th ed. McGraw Hill Education, 2014.
警告: この引用は必ずしも正確ではありません.