TY  - BOOK
AU  - Headrick,Daniel R .
TI  - The tools of empire : technology and european imperialism in the nineteenth century / 
U1  - 303.48309034 
PY  - 1981///
CY  - New Delhi : 
PB  - Oxford University Press , 
KW  - SOCIAL SCIENCE
N1  - Includes index and bibliography
ER  -