Dyfyniad APA

F Drucker. (2003). Managing in the Next Society. Butterworth-Heinemann.

Dyfyniad Arddull Chicago

F Drucker. Managing in the Next Society. Butterworth-Heinemann, 2003.

Dyfyniad MLA

F Drucker. Managing in the Next Society. Butterworth-Heinemann, 2003.

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