Dyfyniad APA

Drucker, P. F. (1969). Preparing tommorrows business leaders today. Prentice Hall.

Dyfyniad Arddull Chicago

Drucker, Peter F. Preparing Tommorrows Business Leaders Today. New Jersey: Prentice Hall, 1969.

Dyfyniad MLA

Drucker, Peter F. Preparing Tommorrows Business Leaders Today. Prentice Hall, 1969.

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