Dyfyniad APA

Engel, H. (2004). How to delegate: A guide to getting things done.

Dyfyniad Arddull Chicago

Engel, Herbert. How to Delegate: A Guide to Getting Things Done. Mumbai, 2004.

Dyfyniad MLA

Engel, Herbert. How to Delegate: A Guide to Getting Things Done. 2004.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.