Pol, L. G., & Thomas, R. K. (2020). The Demography of Health and Healthcare. Springer Netherlands.
Dyfyniad Arddull ChicagoPol, Louis G., và Richard K. Thomas. The Demography of Health and Healthcare. Springer Netherlands, 2020.
Dyfyniad MLAPol, Louis G., và Richard K. Thomas. The Demography of Health and Healthcare. Springer Netherlands, 2020.
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