Chicago: Henry John Coke, "Preface," Tracks of a Rolling Stone in Tracks of a Rolling Stone (New York: Grosset & Dunlap, 1903), Original Sources, accessed May 30, 2023, http://www.originalsources.com/Document.aspx?DocID=CY6PY61GVJDQEIJ.
MLA: Coke, Henry John. "Preface." Tracks of a Rolling Stone, in Tracks of a Rolling Stone, New York, Grosset & Dunlap, 1903, Original Sources. 30 May. 2023. http://www.originalsources.com/Document.aspx?DocID=CY6PY61GVJDQEIJ.
Harvard: Coke, HJ, 'Preface' in Tracks of a Rolling Stone. cited in 1903, Tracks of a Rolling Stone, Grosset & Dunlap, New York. Original Sources, retrieved 30 May 2023, from http://www.originalsources.com/Document.aspx?DocID=CY6PY61GVJDQEIJ.