TY  - GEN
AU  - Duiker William J
AU  - Spielvogel Jackson J
TI  - Essential world history: comprehensive volume 
SN  - 0534578888
AV  - D20 
U1  - 909 
PY  - 2002///
CY  - Belmont, CA
PB  - Wadsworth/Thomson Learning
KW  - World history
N1  - Includes bibliographical references and index
ER  -