TY  - BOOK
AU  - William,DuikerJ.
AU  -  Spielvogel.J Jackson
TI  - The Essential World History
SN  - 0-495-90294-2
AV  - D20.D918 
PY  - 2007///
CY  - New York
PB  -  :Wadsworth cengage learning
N1  - Includes bibliographical references and index
ER  -