Rao, P. S. (1989). Message of Bhagwan Balayogi. Rao Polamuri Sampatha.
Chicago Style aipamenaRao, Polamuri Sampatha. Message of Bhagwan Balayogi. Mammi Diwaram: Rao Polamuri Sampatha, 1989.
MLA aipamenaRao, Polamuri Sampatha. Message of Bhagwan Balayogi. Rao Polamuri Sampatha, 1989.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.