Dyfyniad APA

Foster, D., Walker, A., Paul, J., Griffiths, D., Knox, K., Peto, T., & Crook, D. (2011). Reduction in invasive pneumococcal disease following implementation of the conjugate vaccine in the Oxfordshire region, England.

Dyfyniad Arddull Chicago

Foster, D., A. Walker, J. Paul, D. Griffiths, K. Knox, T. Peto, and D. Crook. Reduction in Invasive Pneumococcal Disease Following Implementation of the Conjugate Vaccine in the Oxfordshire Region, England. 2011.

Dyfyniad MLA

Foster, D., et al. Reduction in Invasive Pneumococcal Disease Following Implementation of the Conjugate Vaccine in the Oxfordshire Region, England. 2011.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.