||Sinclair, Upton, 1878–1968.
||The Cry for Justice: An Anthology of the Literature of Social Protest. The Writings of Philosophers, Poets, Novelists, Social Reformers, and Others Who Have Voiced the Struggle Against Social Injustice.
||Philadelphia: The John C. Winston Co., 1915.
||Sinclair, Upton, ed. The Cry for Justice: An Anthology of the Literature of Social Protest. Philadelphia: The John C. Winston Co., 1915; Bartleby.com, 2010. www.bartleby.com/71/. [Date of Printout].