Columbia subject headings:
Cost and standard of living--Czech Republic--Prague.
Prague (Czech Republic)--Social life and customs.
Working class--Czech Republic--Prague.
Harvard subject headings:
Cost and standard of living--Czech Republic--Prague.
Prague (Czech Republic)--Social life and customs.
Working class--Czech Republic--Prague.
Princeton subject headings:
Cost and standard of living--Czech Republic--Prague.
Prague (Czech Republic)--Social life and customs.
Working class--Czech Republic--Prague.