http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Plots and characters in the fiction of William Dean Howells
George C. Carrington, Jr. and Ildiko de Papp Carrington ; with a foreword by George Arms.
"Chronological list of Howells' fiction": pages xix-xxiii.