Citação norma APA

Jakobsen, H., Saeland, E., Gizurarson, S., Schulz, D., & Jónsdóttir, I. (1999). Intranasal Immunization with Pneumococcal Polysaccharide Conjugate Vaccines Protects Mice against Invasive Pneumococcal Infections. American Society for Microbiology.

Citação norma Chicago

Jakobsen, Håvard, Eiríkur Saeland, Sveinbjörn Gizurarson, Dominique Schulz, and Ingileif Jónsdóttir. Intranasal Immunization With Pneumococcal Polysaccharide Conjugate Vaccines Protects Mice against Invasive Pneumococcal Infections. American Society for Microbiology, 1999.

Citação norma MLA

Jakobsen, Håvard, et al. Intranasal Immunization With Pneumococcal Polysaccharide Conjugate Vaccines Protects Mice against Invasive Pneumococcal Infections. American Society for Microbiology, 1999.

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