Adler, M. J. (1990). Greatbooks of the western world. (2nd ed.).
शिकागो स्टाइल उद्धरणAdler, Mortimer J. Greatbooks of the Western World. 2nd ed. 1990.
एमएलए उद्धरणAdler, Mortimer J. Greatbooks of the Western World. 2nd ed. 1990.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.