OM Based Meditation
Swami Suddhabodhananda Saraswathi
OM Based Meditation Adi Sankaracharya - 1st ed - Mumbai Sri Visweswar Trust 1998 - 134 p.
OM Based Meditation Adi Sankaracharya - 1st ed - Mumbai Sri Visweswar Trust 1998 - 134 p.