Howard, Jane, Form and History in American Literary Naturalism, University of North Carolina Press, 1985.

Howard discusses Maggie and other naturalist works in context.

Nagel, James, Stephen Crane and Literary Impressionism, Pennsylvania State University Press, 1980.

Nagel examines aspects of this literary school in Crane's work alongside the traditional focus on naturalistic elements.

Solomon, Eric, Stephen Crane: From Parody to Realism, Harvard University Press, 1966.

Solomon suggests that Crane parodied conventional literature of the nineteenth century as a means of developing his own fiction.

Stallman, R. W., Stephen Crane: A Biography, Brazillier, 1968.

Stallman presents a comprehensive look at Crane's life and work.