Engel, H. (2004). How to delegate: A guide to getting things done.
Chicagoスタイル(17版)引用形式Engel, Herbert. How to Delegate: A Guide to Getting Things Done. Mumbai, 2004.
MLA(9版)引用形式Engel, Herbert. How to Delegate: A Guide to Getting Things Done. 2004.
警告: この引用は必ずしも正確ではありません.