एपीए उद्धरण

Preston,P W. (1985). New trends in development theory: Essays in development and social theory. Routledge and Kegan Paul.

शिकागो स्टाइल उद्धरण

Preston,P W. New Trends in Development Theory: Essays in Development and Social Theory. London: Routledge and Kegan Paul, 1985.

एमएलए उद्धरण

Preston,P W. New Trends in Development Theory: Essays in Development and Social Theory. Routledge and Kegan Paul, 1985.