Levine, S., & Lilienfeld, A. M. (1987). Epidemiology and health policy. Tavistock Pub.
Cita Chicago (17th ed.)Levine, Sol, i Abraham M. Lilienfeld. Epidemiology and Health Policy. New York: Tavistock Pub, 1987.
Cita MLA (9th ed.)Levine, Sol, i Abraham M. Lilienfeld. Epidemiology and Health Policy. Tavistock Pub, 1987.
Atenció: Aquestes cites poden no estar 100% correctes.