TY  - BOOK
AU  - Mahapatra Piyush
AU  -  Chakrabarti Bhubaneswar
TI  - Preservation in libraries perspectives principles and practice
U1  - 2:88, P3 
PY  - 2003///
CY  - New Delhi
PB  - Ess Ess Publications    
KW  - LIBRARY SCIENCE
ER  -