G.I. Gurdjieff,
Beelzebub's Tales to His Grandson
Meetings with Remarkable Men
Views from the Real World

P.D. Uspieński, In Search of the Miraculous

Thomas and Olga de Hartmann, Our Life with Mr Gurdjieff

Needleman & Baker, Gurdjieff: Essays and Reflections on the Man and His Teaching

Tcheslaw Tchekhovitch Gurdjieff. A Master in Life, Dolmen Meadow Editions, Toronto, 2006

Music for Piano, in four volumes, published by Schott