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