Quotes:Mahanarayana Upanishad
Zirkoff, Boris
*Mahandrayana-upanishad, of the Atharva-Veda, with the Dipika of Narayana. Edited by Col. G. A. Jacob. Bombay: Government Central Book Depot, 1888. Bombay Sanskrit Series 35.
Source: Boris de Zirkoff, «H. P. Blavatsky Collected Writings», vol. 4, p. 656