Śivānanda, S. (1982). Tantra yoga, nada yoga and kriya yoga Swami Krishnananda diamond jubilee series.
Chicago Style (17th ed.) CitationŚivānanda, Svāmī. "Tantra Yoga, Nada Yoga and Kriya Yoga." Swami Krishnananda Diamond Jubilee Series 1982.
MLA (8th ed.) CitationŚivānanda, Svāmī. "Tantra Yoga, Nada Yoga and Kriya Yoga." Swami Krishnananda Diamond Jubilee Series, 1982.
Warning: These citations may not always be 100% accurate.