Gheranda Samhita Apr 1, 1997
by Swami Digambarji and 
​Dr M L Gharote

Hatha Yoga Pradipika Paperback – Laser printed, September 1, 1998 by Swami Muktibodhananda (Author)

The Yoga Sutras of Patanjali: A Study Guide for Book I Samadhi Pada Nov 30, 1999
by Baba Hari Das

The Yoga Sutras of Patanjali - A Study Guide for Book II (Volume II - Sadhana Pada) 2008
by Baba Hari Dass

The Yoga Sutras of Patanjali: A Study Guide for Book III Vibhuti Pada 2013
by Baba Hari Dass

Yoga Sutras of Patanjali: A Study Guide for Book IV On Liberation 2017
by Baba Hari Dass and Dayanand Diffenbaugh

The Bhagavad-Gita : Krishna's Counsel in Time of War (Bantam Classics) Jul 1, 1986
by Barbara Stoler Miller

The Bhagavad Gita, 2nd Edition May 17, 2007
by Eknath Easwaran

God Talks with Arjuna: The Bhagavad Gita (Self-Realization Fellowship) 2 Volume Set Aug 1, 2001
by Paramahansa Yogananda

The Science of Yoga: The Yoga-Sutras of Patanjali in SanskritHardcover – February 25, 1999 by I. .K. Taimni (Author)