APA (7th ed.) Citation

Blavatsky, H. P. (1972). The key to theosophy, being a clear exposition, in the form of question and answer, of the ethics, science, and philosophy for the study of which the Theosophical Society has been founded (Repr.). Theosophical Univ. Press.

Chicago Style (17th ed.) Citation

Blavatsky, Helena P. The Key to Theosophy, Being a Clear Exposition, in the Form of Question and Answer, of the Ethics, Science, and Philosophy for the Study of Which the Theosophical Society Has Been Founded. Repr. Pasadena, Calif: Theosophical Univ. Press, 1972.

MLA (8th ed.) Citation

Blavatsky, Helena P. The Key to Theosophy, Being a Clear Exposition, in the Form of Question and Answer, of the Ethics, Science, and Philosophy for the Study of Which the Theosophical Society Has Been Founded. Repr. Theosophical Univ. Press, 1972.