APA (7th ed.) Citation

Nowak, S., & Lepa, M. O. (1977). Methodology of sociological research: General problems. PWN-Polish Scientific Publishers ; D. Reidel Publishing Company.

Chicago Style (17th ed.) Citation

Nowak, Stefan, and Maria Olga Lepa. Methodology of Sociological Research: General Problems. Warszawa : Dordrecht ; Boston: PWN-Polish Scientific Publishers ; D. Reidel Publishing Company, 1977.

MLA (9th ed.) Citation

Nowak, Stefan, and Maria Olga Lepa. Methodology of Sociological Research: General Problems. PWN-Polish Scientific Publishers ; D. Reidel Publishing Company, 1977.