TY  - BOOK
AU  - Kochar,R.S..
AU  - Sudarshan,K.N..
TI  - Theories and principles of librarianship / 
SN  - 8170249007
U1  - 020.9 
PY  - 1997///
CY  - New Delhi : 
PB  - APH Publishing , 
KW  - LIBRARY SCIENCE
N1  - NULL
ER  -