Major problems in American historyElizabeth Cobbs Hoffman, Edward J. Blum, Jon Gjerde · First published 2002 · Latest edition 2010Open the Tome
Major Problem in American History since 1865Elizabeth Cobbs-Hoffman, Jon Gjerde · First published 2007Open the Tome
The rich neighbor policyElizabeth Cobbs Hoffman, Elizabeth A. Cobbs · First published 1992Open the Tome
