Chicago: Carl Sandburg, "Silver Nails," Chicago Poems Original Sources, accessed August 17, 2022, http://www.originalsources.com/Document.aspx?DocID=3XFACE6G3RUBSBB.
MLA: Sandburg, Carl. "Silver Nails." Chicago Poems, Original Sources. 17 Aug. 2022. http://www.originalsources.com/Document.aspx?DocID=3XFACE6G3RUBSBB.
Harvard: Sandburg, C, 'Silver Nails' in Chicago Poems. Original Sources, retrieved 17 August 2022, from http://www.originalsources.com/Document.aspx?DocID=3XFACE6G3RUBSBB.