Cita APA (7th ed.)
Koopman, J. S., & Longini, I. M., Jr. (May 1994). The ecological effects of individual exposures and nonlinear disease dynamics in populations. American Journal of Public Health.
Cita Chicago (17th ed.)
Koopman, James S., i Ira M. Longini, Jr. "The Ecological Effects of Individual Exposures and Nonlinear Disease Dynamics in Populations." American Journal of Public Health May 1994.
Cita MLA (9th ed.)
Koopman, James S., i Ira M. Longini, Jr. "The Ecological Effects of Individual Exposures and Nonlinear Disease Dynamics in Populations." American Journal of Public Health, May 1994.
Atenció: Aquestes cites poden no estar 100% correctes.