Wolfe, M. R. (1978). Lucius Polk Brown and Progressive Food and Drug Control: Tennessee and New York City, 1908-1920. Regents Press of Kansas.
Lua i Stíl Chicago (17ú heag.)Wolfe, Margaret Ripley. Lucius Polk Brown and Progressive Food and Drug Control: Tennessee and New York City, 1908-1920. Lawrence: Regents Press of Kansas, 1978.
Lua MLA (9ú heag.)Wolfe, Margaret Ripley. Lucius Polk Brown and Progressive Food and Drug Control: Tennessee and New York City, 1908-1920. Regents Press of Kansas, 1978.
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