(1940). Sociologie. Begrippen en problemen. Nijmegen enz..
Chicago Style (17th ed.) CitationSociologie. Begrippen En Problemen. Nijmegen enz., 1940.
MLA (8th ed.) CitationSociologie. Begrippen En Problemen. Nijmegen enz., 1940.
Warning: These citations may not always be 100% accurate.