Neumann's, H. H. (1983). Dr Neumann's guide to the new sexually trasmitted diseases: Symptoms, treatment, prevention. Acropolis Books.
Chicago-viite (17. p.)Neumann's, Hans H. Dr Neumann's Guide to the New Sexually Trasmitted Diseases: Symptoms, Treatment, Prevention. Acropolis Books, 1983.
MLA-viite (9. p.)Neumann's, Hans H. Dr Neumann's Guide to the New Sexually Trasmitted Diseases: Symptoms, Treatment, Prevention. Acropolis Books, 1983.
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