TY  - BOOK
AU  -  Sharma,C.K.
AU  -  Singh,U.N.
TI  -  Information technology / 
SN  -  8188658030
PY  - 2003///
CY  -  New Delhi : 
PB  -  Shree Publishers, 
KW  -  Information technology
N1  -  Includes bibliographical references
ER  -