1.
World History Workbook: The Modern World since 1500
by Hertzel, David
ISBN: 9780742557765
List Price: $14.95
2.
The World History Workbook, Volume 1: The Ancient World to 1500
by Hertzel, David
ISBN: 9780742557734
List Price: $14.95
3.
World History Workbook : The Ancient World to the Present
by Hertzel, David
ISBN: 9781442251946
List Price: $29.95
4.
Ancestors : Who We Are and Where We Come From
by Hertzel, David
ISBN: 9781538104361
List Price: $39.00
5.
World History Workbook : The Ancient World to the Present
by Hertzel, David
ISBN: 9781538172049
List Price: $38.00
6.
Ancestors : Who We Are and Where We Come From
by Hertzel, David
ISBN: 9781538160114
List Price: $29.00