APA引文

Poulsen, K., Brandt, J., Hjorth, J. P., Thøgersen, H. C., & Kilian, M. (1989). Cloning and sequencing of the immunoglobulin A1 protease gene (iga) of Haemophilus influenzae serotype b.

Citação norma Chicago

Poulsen, K., J. Brandt, J P. Hjorth, H C. Thøgersen, and M. Kilian. Cloning and Sequencing of the Immunoglobulin A1 Protease Gene (iga) of Haemophilus Influenzae Serotype B. 1989.

MLA引文

Poulsen, K., et al. Cloning and Sequencing of the Immunoglobulin A1 Protease Gene (iga) of Haemophilus Influenzae Serotype B. 1989.