TY  - BOOK
AU  - Kahn,Mariam B  .
TI  - Protecting your library`s digital sources: the essential guide to planning and preservation / 
SN  - 978-81-7000-592-6
U1  - 025.04 
PY  - 2010///
CY  - New Delhi : 
PB  - Ess Ess , 
KW  - Digital sources
KW  - Library
KW  - Protection
ER  -