TY  - BOOK
AU  - Ranganathan,S R.
TI  - Documentation : genesis and development / 
SN  - 8170004772
U1  - 025 
PY  - 2006///
CY  - New Delhi : 
PB  - Ess Ess Publications , 
KW  - DOCUMENTATION
N1  - Includes index
ER  -