Παραπομπή APA

Chopra, D. (2008). Power freedom and grace: Living from the source of lasting happiness. Hay House.

Παραπομπή Chicago Style

Chopra, Deepak. Power Freedom and Grace: Living from the Source of Lasting Happiness. New Delhi: Hay House, 2008.

Παραπομπή MLA

Chopra, Deepak. Power Freedom and Grace: Living from the Source of Lasting Happiness. Hay House, 2008.