Evans, D. L., & Cooper, K. B. B. An Aging World: 2001 /U.S. Department of Commerce. Economics and Statistics Asministration. Government Printing Office.
Citação do estilo Chicago (17ª ed.)Evans, Donald L., e Kathleen B Barron Cooper. An Aging World: 2001 /U.S. Department of Commerce. Economics and Statistics Asministration. Washington, D.C: Government Printing Office.
Citação MLA (9ª ed.)Evans, Donald L., e Kathleen B Barron Cooper. An Aging World: 2001 /U.S. Department of Commerce. Economics and Statistics Asministration. Government Printing Office.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.