Coppin, C. A., & High, J. C. (1999). The politics of purity: Harvey Washington Wiley and the origins of Federal Food Policy. Univ. of Michigan Press.
Chicago Style (17th ed.) CitationCoppin, Clayton A., and Jack C. High. The Politics of Purity: Harvey Washington Wiley and the Origins of Federal Food Policy. Ann Arbor: Univ. of Michigan Press, 1999.
MLA (9th ed.) CitationCoppin, Clayton A., and Jack C. High. The Politics of Purity: Harvey Washington Wiley and the Origins of Federal Food Policy. Univ. of Michigan Press, 1999.
Warning: These citations may not always be 100% accurate.