Hari A.R. (2000). Pyramids For Health And Happiness. Sadhana Publications.
Cita Chicago (17th ed.)Hari A.R. Pyramids For Health And Happiness. Bangalore: Sadhana Publications, 2000.
Cita MLA (9th ed.)Hari A.R. Pyramids For Health And Happiness. Sadhana Publications, 2000.
Atenció: Aquestes cites poden no estar 100% correctes.