Concentration and Meditation/14th Edition
Sadhana: A Textbook of the Psychology & Practice of the Techniques to Spiritual Perfection
Mind It's Mysteries and Control
Aparokshanubhuti: Or Self-Realization of Sri Sankaracharya
Tantra Yoga Nada Yoga Kriya Yoga
The Science Of Pranayama
Yoga Asanas
The Bhagavad Gita
Conquest of Mind