Não informado. (1933). The Year Book of Dermatology and Syphilology. Year Book Publishers.
Chicago-referens (17:e uppl.)Não informado. The Year Book of Dermatology and Syphilology. Chicago, Ill: Year Book Publishers, 1933.
MLA-referens (8:e uppl.)Não informado. The Year Book of Dermatology and Syphilology. Year Book Publishers, 1933.
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