Bibliografía (11 obras)
It's My State!
2011
Illinois
2003
Queen Victoria and nineteenth-century England
Thomas Alva Edison
Queen Victoria and Nineteenth Century (Rulers and Their Times)
2002
Queen Elizabeth I
2001
Great conquerors
2000
The Manatee (Endangered Animals & Habitats)
1999
Twentieth-century women political leaders
1998
Extraordinary women journalists
1997
