The inner school: Esoteric Sufi teachings: interpretations of the Gathas, Gathekas, Githas, Sangathas and Sangithas of Hazrat Inayat Khan
by
Hidayat Khan
Paperback
details (
USA
).
ISBN: 978-0-921215-98-1
ISBN-10: 0-921215-98-3
Ekstasis Editions
· 1997