Walters, R. F. (1987). Diphtheria presenting in the accident and emergency department.
Citação norma ChicagoWalters, R F. Diphtheria Presenting in the Accident and Emergency Department. 1987.
MLA引文Walters, R F. Diphtheria Presenting in the Accident and Emergency Department. 1987.
警告:這些引文格式不一定是100%准確.