Andersson, Theodore M. "The Icelandic Sagas." In Heroic Epic and Saga: An Introduction to the World's Great Folk Epics and Sagas, edited by Felix J. Linas. Bloomington: Indiana University Press, 1978. This short essay, written especially as an introduction to the sagas, is a good starting point for any serious student.

Clover, Carol J. The Medieval Saga.

Ithaca, NY: Cornell University Press, 1982. Focuses on the oral tradition of the saga.

Coleman, Arthur. Epic and Romance Criticism: A Checklist of Interpretations. 2 vols. New York: Watermill Publishers, 1973. Gives short, selected bibliographies of sagas, epics, romances, and many other long poems that are difficult to classify. For the advanced student.

Fox, Denton, and Hermann Palsson, trans. Grettir's Saga. Toronto: University of Toronto Press, 1974. This excellent translation provides a good introduction to the saga, maps of the scenes of action, and a note on the social and legal background...