Non abbiamo ancora una biografia di Roberta J. Leach.
Pubblicato in Inglese
U.s. History Book 4
2006
U.s. History Book 3
2005
U.S. History Book 2
2005
U.S. History Book 1
2005
U. S. Government Book I
2005
U. S. Government Book II
2005
The Modern World
2005
European History Book 2 - Westernizing the World, 1870 to Present
2005
European History 3
2006
Advanced Placement Us History Book 2
2005
Advanced Placement Us History Book 1 (Social studies series)
2005

Advanced Placement U. S. History 2
2001
Advanced Placement U. S. History 1, Student Edition
2005
Advanced Placement European History I
1991
Advanced Placement European History 3
2005
Advanced Placement American History, I
1987