R. G. Ghattas. (2001). Practical project management. Upper Saddle River, New Jersey: Prentice-Hall.
シカゴスタイル引用形R. G. Ghattas. Practical Project Management. Upper Saddle River, New Jersey: Prentice-Hall, 2001.
MLA引用形式R. G. Ghattas. Practical Project Management. Upper Saddle River, New Jersey: Prentice-Hall, 2001.
警告: この引用は必ずしも正確ではありません.