APA aipamena

Trotter, C. L., & Maiden, M. C. J. (2009). Meningococcal vaccines and herd immunity: Lessons learned from serogroup C conjugate vaccination programmes.

Chicago Style aipamena

Trotter, Caroline L., and Martin C J. Maiden. Meningococcal Vaccines and Herd Immunity: Lessons Learned From Serogroup C Conjugate Vaccination Programmes. 2009.

MLA aipamena

Trotter, Caroline L., and Martin C J. Maiden. Meningococcal Vaccines and Herd Immunity: Lessons Learned From Serogroup C Conjugate Vaccination Programmes. 2009.