TY  - BOOK
AU  - Lal, C.
AU  - Kumar, K.
TI  - Understanding basics of library and information science: for B. Lib. Sc. examination
U1  - 025.4 
PY  - 2005///
CY  - New Delhi
PB  - Ess Ess Publications
N1  - Part-A:Library classification theory; Part-B:Library classification practical
ER  -