Cita APA

Tolle, E. (2005). The Power of Now: A Guide to Spiritual Enlightenment. New World Library.

Citación estilo Chicago

Tolle, Eckhart. The Power of Now: A Guide to Spiritual Enlightenment. Calif: New World Library, 2005.

Cita MLA

Tolle, Eckhart. The Power of Now: A Guide to Spiritual Enlightenment. New World Library, 2005.

Warning: These citations may not always be 100% accurate.