Cita APA

Sippel, J. E., & Quan, A. (1977). Homogeneity of protein serotype antigens in Neisseria meningitidis group A. Infect Immun.

Citación estilo Chicago

Sippel, J E., y A. Quan. "Homogeneity of Protein Serotype Antigens in Neisseria Meningitidis Group A." Infect Immun 1977.

Cita MLA

Sippel, J E., y A. Quan. "Homogeneity of Protein Serotype Antigens in Neisseria Meningitidis Group A." Infect Immun 1977.