APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (9th ed.) Citation

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