Dyfyniad APA

Vithayathil, K., Patel, R., Rowen, D., & Willmott, F. E. (1995). Pneumococcal vaccine for HIV patients. ...though vaccine's efficacy is unproved. BMJ Group.

Dyfyniad Arddull Chicago

Vithayathil, K., R. Patel, D. Rowen, and F. E. Willmott. Pneumococcal Vaccine for HIV Patients. ...though Vaccine's Efficacy Is Unproved. BMJ Group, 1995.

Dyfyniad MLA

Vithayathil, K., R. Patel, D. Rowen, and F. E. Willmott. Pneumococcal Vaccine for HIV Patients. ...though Vaccine's Efficacy Is Unproved. BMJ Group, 1995.

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