Cita APA

Nielson, C. M., Harris, R. B., Dunne, E. F., Abrahamsen, M., Papenfuss, M. R., Flores, R., . . . Giuliano, A. R. (2007). Risk Factors for Anogenital Human Papillomavirus Infection in Men.

Citación estilo Chicago

Nielson, Carrie M., Robin B. Harris, Eileen F. Dunne, Martha Abrahamsen, Mary R. Papenfuss, Roberto Flores, Lauri E. Markowitz, y Anna R. Giuliano. Risk Factors for Anogenital Human Papillomavirus Infection in Men. 2007.

Cita MLA

Nielson, Carrie M., et al. Risk Factors for Anogenital Human Papillomavirus Infection in Men. 2007.