Cita APA (7a ed.)

Pol, L. G., Thomas, R. K., & Thomas, R. K. (1992). The demography of health and health care. Plenum Pr.

Cita Chicago Style (17a ed.)

Pol, Louis G., Richard K. Thomas, y Richard K. Thomas. The Demography of Health and Health Care. New York [u.a.]: Plenum Pr, 1992.

Cita MLA (8a ed.)

Pol, Louis G., et al. The Demography of Health and Health Care. Plenum Pr, 1992.