APA aipamena

Madhi, S. A., Levine, O. S., Hajjeh, R., Mansoor, O. D., & Cherian, T. (2008). Vaccines to prevent pneumonia and improve child survival. World Health Organization.

Chicago Style aipamena

Madhi, Shabir A., Orin S. Levine, Rana Hajjeh, Osman D. Mansoor, and Thomas Cherian. Vaccines to Prevent Pneumonia and Improve Child Survival. World Health Organization, 2008.

MLA aipamena

Madhi, Shabir A., et al. Vaccines to Prevent Pneumonia and Improve Child Survival. World Health Organization, 2008.