TY  - BOOK
AU  - Chaudhary, S. K.
TI  - Encyclopaedia of teaching of library science: library preservation and conservation
SN  - 9788131311189
U1  - 025.31 CHA 
PY  - 2011///
CY  - New Delhi
PB  - APH publishing corporation, 
KW  - library science
ER  -