(1842). Newspaper clipping, [Galvanic Battery Newspaper Testimonial], January 13, 1842. Philadelphia : Spirit of the Times.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNewspaper Clipping, [Galvanic Battery Newspaper Testimonial], January 13, 1842. Philadelphia : Spirit of the Times, 1842.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNewspaper Clipping, [Galvanic Battery Newspaper Testimonial], January 13, 1842. Philadelphia : Spirit of the Times, 1842.
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