Style de citation APA

Eckhart Tolle. (2006). A New Earth: Awakening to Your Life's Purpose. Penguin Books.

Style de citation Chicago

Eckhart Tolle. A New Earth: Awakening to Your Life's Purpose. London: Penguin Books, 2006.

Style de citation MLA

Eckhart Tolle. A New Earth: Awakening to Your Life's Purpose. Penguin Books, 2006.

Attention : ces citations peuvent ne pas être correctes à 100%.