Citação norma APA

Fletcher, M. A., & Fritzell, B. (2012). Pneumococcal Conjugate Vaccines and Otitis Media: An Appraisal of the Clinical Trials. Hindawi Publishing Corporation.

Citação norma Chicago

Fletcher, Mark A., and Bernard Fritzell. Pneumococcal Conjugate Vaccines and Otitis Media: An Appraisal of the Clinical Trials. Hindawi Publishing Corporation, 2012.

Citação norma MLA

Fletcher, Mark A., and Bernard Fritzell. Pneumococcal Conjugate Vaccines and Otitis Media: An Appraisal of the Clinical Trials. Hindawi Publishing Corporation, 2012.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.