Dyfyniad APA

Harvard Business Review. (2011). Harvard Business Review on Strategy. Harvard Business Review Press.

Dyfyniad Arddull Chicago

Harvard Business Review. Harvard Business Review on Strategy. Boston: Harvard Business Review Press, 2011.

Dyfyniad MLA

Harvard Business Review. Harvard Business Review on Strategy. Harvard Business Review Press, 2011.

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