Não informado. (1961). The Quarterly review of economics and business. University of Illinois, Bureau of Economic and Business Research.
Citação do estilo Chicago (17ª ed.)Não informado. The Quarterly Review of Economics and Business. Champaign, Ill: University of Illinois, Bureau of Economic and Business Research, 1961.
Citação MLA (8ª ed.)Não informado. The Quarterly Review of Economics and Business. University of Illinois, Bureau of Economic and Business Research, 1961.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.