Hardenstein, E., & Hardenstein, A. O. H. (1879). The epidemic of 1878 and its homoepathic treatment: A general history of the origin, progress, and end of plague in the Mississippi Valley. J.S. Rivers, stationer and printer.
Chicago-referens (17:e uppl.)Hardenstein, Ernest, och A. O. H. Hardenstein. The Epidemic of 1878 and Its Homoepathic Treatment: A General History of the Origin, Progress, and End of Plague in the Mississippi Valley. New Orleans: J.S. Rivers, stationer and printer, 1879.
MLA-referens (8:e uppl.)Hardenstein, Ernest, och A. O. H. Hardenstein. The Epidemic of 1878 and Its Homoepathic Treatment: A General History of the Origin, Progress, and End of Plague in the Mississippi Valley. J.S. Rivers, stationer and printer, 1879.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.