Venables, R. (1825). Observations on the Contagious Properties of the Varioloid Disease, or Modified Small-Pox. Lond Med Phys J.
استشهاد بنمط شيكاغوVenables, Robert. "Observations On the Contagious Properties of the Varioloid Disease, or Modified Small-Pox." Lond Med Phys J 1825.
MLA استشهادVenables, Robert. "Observations On the Contagious Properties of the Varioloid Disease, or Modified Small-Pox." Lond Med Phys J 1825.
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