Dyfyniad APA

Holiday Ryan. (2014). Obstacle is the Way: The Ancient Art of turning adversity to advantage. Profile Books Ltd.

Dyfyniad Arddull Chicago

Holiday Ryan. Obstacle Is the Way: The Ancient Art of Turning Adversity to Advantage. London: Profile Books Ltd, 2014.

Dyfyniad MLA

Holiday Ryan. Obstacle Is the Way: The Ancient Art of Turning Adversity to Advantage. Profile Books Ltd, 2014.

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