Leggatt, T., & Unit, S. S. R. C. S. (1974). Sociological theory and survey research institutional change and social policy in Great Britain. London : Sage.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLeggatt, Timothy, और Social Science Research Council. Survey Unit. Sociological Theory and Survey Research Institutional Change and Social Policy in Great Britain. London : Sage, 1974.
एमएलए (9वां संस्करण) प्रशस्ति पत्रLeggatt, Timothy, और Social Science Research Council. Survey Unit. Sociological Theory and Survey Research Institutional Change and Social Policy in Great Britain. London : Sage, 1974.
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