APA
Chopra D., . (1995). Boundless energy. New York: Harmony Books.
Chicago
Chopra Deepak, . 1995. Boundless energy. New York: Harmony Books.
Harvard
Chopra D., . (1995). Boundless energy. New York: Harmony Books.
MLA
Chopra Deepak, . Boundless energy. New York: Harmony Books. 1995.