Citace podle APA (7th ed.)
Evans, D. L., & Cooper, K. B. B. An Aging World: 2001 /U.S. Department of Commerce. Economics and Statistics Asministration. Government Printing Office.
Citace podle Chicago (17th ed.)
Evans, Donald L., a Kathleen B Barron Cooper. An Aging World: 2001 /U.S. Department of Commerce. Economics and Statistics Asministration. Washington, D.C: Government Printing Office.
Citace podle MLA (9th ed.)
Evans, Donald L., a Kathleen B Barron Cooper. An Aging World: 2001 /U.S. Department of Commerce. Economics and Statistics Asministration. Government Printing Office.
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