ISBN 9781508477914 books & textbook
The Force of Gurdjieff, Vol. 5: A. R. Orage's group talks as recollected by Sherman Manchester
George, Gurdjieff I. Alfred, Orage R. Magisteria
CreateSpace Independent Publishing Platform /2015-02-13 Paperback / 80 Pages
isbn-10: 1508477914 / isbn-13: 9781508477914
