Ātmānanda, Swami. The four yogas; or, The four paths to spiritual enlightenment, in the words of the ancient rishis, by Swami Atmananda. - [1st ed.] - Bombay, Bharatiya Vidya Bhavan, 1966. - xiv, 236 p. 23 cm. LCCN: sa 67000268 Subjects--Topical Terms: Yoga. LC Class. No.: B132.Y6 / A82 Dewey Class. No.: 181.45