Psychological commentaries on the teaching of Gurdjieff & Ouspensky - Nicoll, Maurice, 1884-1953 (London : Shambhala, 1984)
Reprint. Originally published: Psychological commentaries on the teaching of G.I. Gurdjieff and P.D. Ouspensky. London : Robinson & Watkins [1952?]-<1974 >.
Keywords: Gurdjieff, Georges Ivanovitch, -- 1872-1949.; Ouspensky, Peter Demianovich, -- 1878-1947.