IYER, R. N. (2020). The Gupta Vidya: : God, Nature and man. Theosophy Books.
芝加哥风格引文IYER, Raghavan N. The Gupta Vidya: : God, Nature and Man. Theosophy Books, 2020.
MLA引文IYER, Raghavan N. The Gupta Vidya: : God, Nature and Man. Theosophy Books, 2020.
警告：这些引文格式不一定是100％准确.