Não informado. (1944). Public Health Economics. University of Michigan, School of Public Health.
Citace podle Chicago (17th ed.)Não informado. Public Health Economics. Ann Arbor, Mich: University of Michigan, School of Public Health, 1944.
Citace podle MLA (8th ed.)Não informado. Public Health Economics. University of Michigan, School of Public Health, 1944.
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