Não informado. (1933). Insurance almanac: Who, what, when and where in insurance. Underwriter Printing.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Insurance Almanac: Who, What, When and Where in Insurance. Englewood, NJ: Underwriter Printing, 1933.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Insurance Almanac: Who, What, When and Where in Insurance. Underwriter Printing, 1933.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.