United Nations Statistical Office. (1964). European housing censuses: The 1960 series; international recommendations and national practices.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रUnited Nations Statistical Office. European Housing Censuses: The 1960 Series; International Recommendations and National Practices. New York, 1964.
एमएलए (9वां संस्करण) प्रशस्ति पत्रUnited Nations Statistical Office. European Housing Censuses: The 1960 Series; International Recommendations and National Practices. 1964.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.