APA (7th ed.) Citation

Blavatsky, H. P., & Blavatsky, H. P. (1921). Index to vols. I, II and III (3. and revised ed.). The Theosophical Publ. House.

Chicago Style (17th ed.) Citation

Blavatsky, Helena P., and Helena P. Blavatsky. Index to Vols. I, II and III. 3. and revised ed. London: The Theosophical Publ. House, 1921.

MLA (8th ed.) Citation

Blavatsky, Helena P., and Helena P. Blavatsky. Index to Vols. I, II and III. 3. and revised ed. The Theosophical Publ. House, 1921.