APA-viite

Campos, L. C., Carvalho, M. d. G. S., Beall, B. W., Cordeiro, S. M., Takahashi, D., Reis, M. G., . . . Reis, J. N. (2009). Prevalence of Streptococcus pneumoniae serotype 6C among invasive and carriage isolates in metropolitan Salvador, Brazil from 1996-2007.

Chicago-tyylinen lähdeviittaus

Campos, Leila C., Maria da Gloria S. Carvalho, Bernard W. Beall, Soraia M. Cordeiro, Daniele Takahashi, Mitermayer G. Reis, Albert I. Ko, ja Joice N. Reis. Prevalence of Streptococcus Pneumoniae Serotype 6C Among Invasive and Carriage Isolates in Metropolitan Salvador, Brazil From 1996-2007. 2009.

MLA-viite

Campos, Leila C., et al. Prevalence of Streptococcus Pneumoniae Serotype 6C Among Invasive and Carriage Isolates in Metropolitan Salvador, Brazil From 1996-2007. 2009.

Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.