Chicago:
"Nullification Condemned," Prohibition Party Platform of 1920 in Donald B. Johnson, Ed. National Party Platforms, 1840–1976. Supplement 1980. (Champaign-Urbana: University of Illinois), P.227 Original Sources, accessed June 30, 2025, http://originalsources.com/Document.aspx?DocID=LBK6KKQWHZBH4CW.
MLA:
. "Nullification Condemned." Prohibition Party Platform of 1920, in Donald B. Johnson, Ed. National Party Platforms, 1840–1976. Supplement 1980. (Champaign-Urbana: University of Illinois), P.227, Original Sources. 30 Jun. 2025. http://originalsources.com/Document.aspx?DocID=LBK6KKQWHZBH4CW.
Harvard:
, 'Nullification Condemned' in Prohibition Party Platform of 1920. cited in , Donald B. Johnson, Ed. National Party Platforms, 1840–1976. Supplement 1980. (Champaign-Urbana: University of Illinois), P.227. Original Sources, retrieved 30 June 2025, from http://originalsources.com/Document.aspx?DocID=LBK6KKQWHZBH4CW.