Cita APA (7th ed.)

Smith, S., Demicheli, V., Di Pietrantonj, C., Harnden, A., Jefferson, T., Matheson, N., & Rivetti, A. (2006). Vaccines for preventing influenza in healthy children.

Cita Chicago (17th ed.)

Smith, S., V. Demicheli, C. Di Pietrantonj, A. Harnden, T. Jefferson, N. Matheson, i A. Rivetti. Vaccines for Preventing Influenza in Healthy Children. 2006.

Cita MLA (9th ed.)

Smith, S., et al. Vaccines for Preventing Influenza in Healthy Children. 2006.