Ciencia hindú yogi de la respiración

Lessons in Gnani Yoga

Lessons in Raja Yoga

The Science of Breath

Mystic Christianity

Hatha Yoga

Science of Breath: the Essential Works of Yogi Ramacharaka : (the Library of Spiritual Wisdom)

Fourteen Lessons in Yogi Philosophy and Oriental Occultism

Hatha Yoga or the Yogi Philosophy of Physical Well-Being

The Spirit of the Upanishads; Or, the Aphorisms of the Wise

The science of breath