Foldvary, F. E. (1994). Public goods and private communities: The market provision of social services. Edward Elgar.
Chicago-referens (17:e uppl.)Foldvary, Fred E. Public Goods and Private Communities: The Market Provision of Social Services. Aldershot, Hants, England: Edward Elgar, 1994.
MLA-referens (9:e uppl.)Foldvary, Fred E. Public Goods and Private Communities: The Market Provision of Social Services. Edward Elgar, 1994.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.