African American women scientists and inventorsOtha Richard Sullivan, James Haskins · First published 2001Open the Tome
Christian missionary activity in the early Middle AgesRichard E. Sullivan · First published 1994Open the Tome
A short history of Western civilizationRichard E. Sullivan, Richard Sullivan, Dennis Sherman, John Harrison · First published 1993Open the Tome
A Short History of Western Civilization, Vol. I (Chapters 1-36)Richard Sullivan · First published 1993Open the Tome
