TY  - BOOK
AU  - Krishan Kumar
TI  - Theory of classification
SN  - 0706923146
U1  - 2:51, L9;M3 
PY  - 1983///
CY  - New Delhi
PB  - Vikas publishing house India    
KW  -  LIBRARY SCIENCE
KW  - LIBRARY CLASSIFICATION
ER  -