Cita APA

Grijalva, C. G., & Pelton, S. I. (2011). A Second Generation Pneumococcal Conjugate Vaccine for Prevention of Pneumococcal Diseases in Children.

Chicago Style Citation

Grijalva, Carlos G., i Stephen I. Pelton. A Second Generation Pneumococcal Conjugate Vaccine for Prevention of Pneumococcal Diseases in Children. 2011.

Cita MLA

Grijalva, Carlos G., i Stephen I. Pelton. A Second Generation Pneumococcal Conjugate Vaccine for Prevention of Pneumococcal Diseases in Children. 2011.