APA (7th ed.) Zitazioa
Bradley, E. B. (1907). Opsonins and vaccines in medicine and surgery.
Chicago Style (17th ed.) Zitazioa
Bradley, Ernest B. Opsonins and Vaccines in Medicine and Surgery. 1907.
MLA (9th ed.) Zitazioa
Bradley, Ernest B. Opsonins and Vaccines in Medicine and Surgery. 1907.
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