Chicago: "Epigraph," The World Set Free (United Kingdom: Macmallan & Co., 1914), Original Sources, accessed February 15, 2025, http://www.originalsources.com/Document.aspx?DocID=VVMMPWZ7UKNTZFB.
MLA: "Epigraph." The World Set Free, United Kingdom, Macmallan & Co., 1914, Original Sources. 15 Feb. 2025. http://www.originalsources.com/Document.aspx?DocID=VVMMPWZ7UKNTZFB.
Harvard: 1914, 'Epigraph' in The World Set Free, Macmallan & Co., United Kingdom. Original Sources, retrieved 15 February 2025, from http://www.originalsources.com/Document.aspx?DocID=VVMMPWZ7UKNTZFB.