Holiday Ryan. (2014). Obstacle is the Way: The Ancient Art of turning adversity to advantage. Profile Books Ltd.
Цитирование в стиле Чикаго (17-е изд.)Holiday Ryan. Obstacle Is the Way: The Ancient Art of Turning Adversity to Advantage. London: Profile Books Ltd, 2014.
Цитирование MLA (9-е изд.)Holiday Ryan. Obstacle Is the Way: The Ancient Art of Turning Adversity to Advantage. Profile Books Ltd, 2014.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.