BLACK, E. C. Posture of Europe 1815-1940: Readings in European intellectual history. The Dorsey Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBLACK, Eugene C. Posture of Europe 1815-1940: Readings in European Intellectual History. The Dorsey Press.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBLACK, Eugene C. Posture of Europe 1815-1940: Readings in European Intellectual History. The Dorsey Press.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.