Chicago:
George Grossmith, "Introduction," Diary of a Nobody, ed. Davis, Charles Belmont, 1866-1926 in Diary of a Nobody (New York: Doubleday, Page & Company, 1920), Original Sources, accessed July 1, 2025, http://www.originalsources.com/Document.aspx?DocID=VZ3DHQYGLZ94E8W.
MLA:
Grossmith, George. "Introduction." Diary of a Nobody, edited by Davis, Charles Belmont, 1866-1926, in Diary of a Nobody, Vol. 22, New York, Doubleday, Page & Company, 1920, Original Sources. 1 Jul. 2025. http://www.originalsources.com/Document.aspx?DocID=VZ3DHQYGLZ94E8W.
Harvard:
Grossmith, G, 'Introduction' in Diary of a Nobody, ed. . cited in 1920, Diary of a Nobody, Doubleday, Page & Company, New York. Original Sources, retrieved 1 July 2025, from http://www.originalsources.com/Document.aspx?DocID=VZ3DHQYGLZ94E8W.