एपीए उद्धरण

Nowak,Stefan. (1977). Methodology of sociological research: General problems. D.Reidel.

शिकागो स्टाइल उद्धरण

Nowak,Stefan. Methodology of Sociological Research: General Problems. Boston: D.Reidel, 1977.

एमएलए उद्धरण

Nowak,Stefan. Methodology of Sociological Research: General Problems. D.Reidel, 1977.