Não informado. (1944). Public Health Economics. University of Michigan, School of Public Health.
Cita Chicago Style (17a ed.)Não informado. Public Health Economics. Ann Arbor, Mich: University of Michigan, School of Public Health, 1944.
Cita MLA (8a ed.)Não informado. Public Health Economics. University of Michigan, School of Public Health, 1944.
Precaución: Estas citas no son 100% exactas.