Cita APA (7a ed.)

Bachmann, M., Kündig, T., Kalberer, C., Hengartner, H., & Zinkernagel, R. (1994). How many specific B cells are needed to protect against a virus?

Cita Chicago Style (17a ed.)

Bachmann, M., T. Kündig, C. Kalberer, H. Hengartner, y R. Zinkernagel. How Many Specific B Cells Are Needed to Protect Against a Virus? 1994.

Cita MLA (9a ed.)

Bachmann, M., et al. How Many Specific B Cells Are Needed to Protect Against a Virus? 1994.