Quotes:Mahanirvanatantra
Zirkoff, Boris
Mahanirvanatantra. Ed. by Arthur Avalon (Sir John Woodroffe). Madras: Ganesh and Co., 1929 [Y.C.NYP.UP.]. — Trans, by same author. London: Luzac and Co., 1913 [Y.C.NYP.Pea.UP.Cong.].
Source: Boris de Zirkoff, «H. P. Blavatsky Collected Writings», vol. 5, p. 365