TY  - BOOK
AU  - McClellan, James E 
AU  - Dorn, Harlod 
TI  - Science and technology in world history: : an Introduction 
SN  - 9781421417752
U1  - 509  
PY  - 2015///
CY  - Baltmore 
PB  - Johns Hopkins university press 
KW  - Science
KW  - Technology
KW  - World history
ER  -