Reference sources in historyFritze, Ronald H. · First published 1990 · Latest edition 2004Open the Tome
Historical dictionary of late medieval England, 1272-1485Fritze, Ronald H. · First published 2002Open the Tome
Historical dictionary of Stuart England, 1603-1689Fritze, Ronald H. · First published 1996Open the Tome
Reflections on world civilizationFritze, Ronald H., James Stuart Olson, Randy Roberts, Randy W. Roberts, Robert H. Fritze · First published 1992Open the Tome
Historical dictionary of Tudor England, 1485-1603Fritze, Ronald H. · First published 1991Open the Tome
Reflections on Western civilizationFritze, Ronald H., Randy W. Roberts, James Stuart Olson · First published 1991Open the Tome
