Sri Acharya Sidha Nagarjuna Mahatantram By Gundu Venkateswara Rao (Mantra Sastralu - Mantralu - Yantralu) Rs. 600 Rs. 540 Add to cart Sri Acharya Sidha Nagarjuna Mahatantram By Gundu Venkateswara Rao (Mantra Sastralu - Mantralu - Yantralu) Rs. 600 Rs. 540 Add to cart