(1939). The world over: 1938: A chronological and interpretive survey of the year of tension. Harrison-Hilton Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रThe World over: 1938: A Chronological and Interpretive Survey of the Year of Tension. New York: Harrison-Hilton Books, 1939.
एमएलए (8वां संस्करण) प्रशस्ति पत्रThe World over: 1938: A Chronological and Interpretive Survey of the Year of Tension. Harrison-Hilton Books, 1939.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.