Bethard, W. (2013). Lotions, potions, and deadly elixirs: Frontier medicine in the American West (1st pbk. ed.). Roberts Rinehart Publishers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBethard, Wayne. Lotions, Potions, and Deadly Elixirs: Frontier Medicine in the American West. 1st pbk. ed. Lanham, Md.: Roberts Rinehart Publishers, 2013.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBethard, Wayne. Lotions, Potions, and Deadly Elixirs: Frontier Medicine in the American West. 1st pbk. ed. Roberts Rinehart Publishers, 2013.
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