Abrams, M. H. and Greenblatt, Stephen. eds. The Norton Anthology of English Literature. New York: W.W. Norton & Company, 2000.

Graphics edited by Joshua Khavis, soar.berkeley.edu/rolozo/collections/howe.html,

November 17, 2000.

Graphics edited by Joshua Khavis, dfxwebs.com/Artists/Howe/ ,

November 17, 2000.

Graphics edited by Joshua Khavis, www.granavenida.com/trytr/howe/howe2.html ,

November 17, 2000.