Clarke, A. G., & Gerould, W. G. (1937). American newspapers, 1821-1936: A union list of files available in the United States and Canada. New York: H.W. Wilson Co..
Chicago Style CitationClarke, Avis Gertrude, and Winifred Gregory Gerould. American Newspapers, 1821-1936: A Union List of Files Available in the United States and Canada. New York: H.W. Wilson Co., 1937.
MLA CitationClarke, Avis Gertrude, and Winifred Gregory Gerould. American Newspapers, 1821-1936: A Union List of Files Available in the United States and Canada. New York: H.W. Wilson Co., 1937.