Não informado. (1944). Public Health Economics. University of Michigan, School of Public Health.
Style de citation Chicago (17e éd.)Não informado. Public Health Economics. Ann Arbor, Mich: University of Michigan, School of Public Health, 1944.
Style de citation MLA (8e éd.)Não informado. Public Health Economics. University of Michigan, School of Public Health, 1944.
Attention : ces citations peuvent ne pas être correctes à 100%.