IYER, R. N. (2020). The Gupta Vidya: :the pilgrimage of humanity. Theosophy Trust Books.
Chicago-referens (17:e uppl.)IYER, Raghavan N. The Gupta Vidya: :the Pilgrimage of Humanity. Theosophy Trust Books, 2020.
MLA-referens (9:e uppl.)IYER, Raghavan N. The Gupta Vidya: :the Pilgrimage of Humanity. Theosophy Trust Books, 2020.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.