Cita APA

Wilder-Smith, A., Leder, K., & Tambyah, P. A. (2008). Importation of Poliomyelitis by Travelers. Centers for Disease Control and Prevention.

Chicago Style Citation

Wilder-Smith, Annelies, Karin Leder, i Paul A. Tambyah. Importation of Poliomyelitis By Travelers. Centers for Disease Control and Prevention, 2008.

Cita MLA

Wilder-Smith, Annelies, Karin Leder, i Paul A. Tambyah. Importation of Poliomyelitis By Travelers. Centers for Disease Control and Prevention, 2008.