Dyfyniad APA

(2014). Harvard Business Review September s/d December th. 2014 (Bendel). HBR PRESS.

Dyfyniad Arddull Chicago

Harvard Business Review September S/d December Th. 2014 (Bendel). HBR PRESS, 2014.

Dyfyniad MLA

Harvard Business Review September S/d December Th. 2014 (Bendel). HBR PRESS, 2014.

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