Agni Chakra Pravartana Sutram. Part 1. The Isopanishad with the "Fiery commentary" presenting the elements of the universal religion /
Yogi-Rāja,Svami Mahāraja, High Priest of Bodh Gaya.
Prem Puri,Swami.
Maitreya,Yogiraja's disciple.
London, 
1926.