Cita APA

Siber, G. R., Klugman, K. P., & Mäkelä, P. H. (2008). Pneumococcal vaccines: The impact of conjugate vaccine. ASM Press.

Citación estilo Chicago

Siber, George R., Keith P. Klugman, and P. Helena Mäkelä. Pneumococcal Vaccines: The Impact of Conjugate Vaccine. Washington, DC: ASM Press, 2008.

Cita MLA

Siber, George R., Keith P. Klugman, and P. Helena Mäkelä. Pneumococcal Vaccines: The Impact of Conjugate Vaccine. Washington, DC: ASM Press, 2008.