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.
MLA引文Pol, Louis G., và Richard K. Thomas. The Demography of Health and Healthcare. Springer Netherlands, 2020.
警告:这些引文格式不一定是100%准确.