APA (7th ed.) Citation

Gu, D., & Dupre, M. E. (2021). Mortality Estimation. Encyclopedia of Gerontology and Population Aging, 3309. https://doi.org/10.1007/978-3-030-22009-9_301564

Chicago Style (17th ed.) Citation

Gu, Danan, and Matthew E. Dupre. "Mortality Estimation." Encyclopedia of Gerontology and Population Aging 2021: 3309. https://doi.org/10.1007/978-3-030-22009-9_301564.

MLA (9th ed.) Citation

Gu, Danan, and Matthew E. Dupre. "Mortality Estimation." Encyclopedia of Gerontology and Population Aging, 2021, p. 3309, https://doi.org/10.1007/978-3-030-22009-9_301564.