APA (7th ed.) Zitazioa

Gorman, M. (2010). Stairway to the stars: Sufism, Gurdjieff, and the inner tradition of mankind. Aeon.

Chicago Style (17th ed.) Zitazioa

Gorman, Max. Stairway to the Stars: Sufism, Gurdjieff, and the Inner Tradition of Mankind. London: Aeon, 2010.

MLA (9th ed.) Zitazioa

Gorman, Max. Stairway to the Stars: Sufism, Gurdjieff, and the Inner Tradition of Mankind. Aeon, 2010.