Sadhguru. (2016). Inner Engineering: A Yogi's Guide to Joy. Penguin Random House.
Chicago Edition CitationSadhguru. Inner Engineering: A Yogi's Guide to Joy. Penguin Random House, 2016.
Cita MLASadhguru. Inner Engineering: A Yogi's Guide to Joy. Penguin Random House, 2016.
Atenció: Aquestes cites poden no estar 100% correctes.