Cita APA (7a ed.)

Teutsch, S. M., & Churchill, R. E. (1994). Principles and practice of public health surveillance. Oxford University Press.

Cita Chicago Style (17a ed.)

Teutsch, Steven M., y R. Elliott Churchill. Principles and Practice of Public Health Surveillance. New York [etc.]: Oxford University Press, 1994.

Cita MLA (9a ed.)

Teutsch, Steven M., y R. Elliott Churchill. Principles and Practice of Public Health Surveillance. Oxford University Press, 1994.