Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

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