Shrimali N., Gyanananda Y. e., . (1988). The power of tantra. Delhi: Hind Pocket Books.
Shrimali Narayandutta, Gyanananda Yogi ed, . 1988. The power of tantra. Delhi: Hind Pocket Books.
Shrimali Narayandutta, Gyanananda Yogi ed, . The power of tantra. Delhi: Hind Pocket Books. 1988.