Não informado. (1972). Journal of contemporary business. University of Washington, Graduate School of Business Administration.
Citação do estilo Chicago (17ª ed.)Não informado. Journal of Contemporary Business. Seattle, Wash: University of Washington, Graduate School of Business Administration, 1972.
Citação MLA (8ª ed.)Não informado. Journal of Contemporary Business. University of Washington, Graduate School of Business Administration, 1972.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.