APA (7th ed.) Citation

Barborka, G. A. (1989). The mahatmas and their letters. Theosophical.

Chicago Style (17th ed.) Citation

Barborka, Georfrey A. The Mahatmas and Their Letters. India: Theosophical, 1989.

MLA (9th ed.) Citation

Barborka, Georfrey A. The Mahatmas and Their Letters. Theosophical, 1989.

Warning: These citations may not always be 100% accurate.