Pulido, M. J. (2008). Pneumococcal Disease Mortality in the United States, 1990-2004. University of California-Los Angeles.
Cita Chicago Style (17a ed.)Pulido, Marifi Junsay. Pneumococcal Disease Mortality in the United States, 1990-2004. [Erscheinungsort nicht ermittelbar]: University of California-Los Angeles, 2008.
Cita MLA (9a ed.)Pulido, Marifi Junsay. Pneumococcal Disease Mortality in the United States, 1990-2004. University of California-Los Angeles, 2008.
Precaución: Estas citas no son 100% exactas.