APA引文

Hansen, E. J., Pelzel, S. E., Orth, K., Moomaw, C. R., Radolf, J. D., & Slaughter, C. A. (1989). Structural and antigenic conservation of the P2 porin protein among strains of Haemophilus influenzae type b.

Citação norma Chicago

Hansen, E J., S E. Pelzel, K. Orth, C R. Moomaw, J D. Radolf, and C A. Slaughter. Structural and Antigenic Conservation of the P2 Porin Protein Among Strains of Haemophilus Influenzae Type B. 1989.

MLA引文

Hansen, E J., et al. Structural and Antigenic Conservation of the P2 Porin Protein Among Strains of Haemophilus Influenzae Type B. 1989.