APA (7th ed.) Zitazioa

Shah, I. (1971). Thinkers of the east. Penguin Books.

Chicago Style (17th ed.) Zitazioa

Shah, Idries. Thinkers of the East. London: Penguin Books, 1971.

MLA (9th ed.) Zitazioa

Shah, Idries. Thinkers of the East. Penguin Books, 1971.