TY  - BOOK
AU  - Uppal, O. P.
TI  - Practical procedure of classification
T2  - Kuala library science series ; 2 
U1  - 025.4 
PY  - 1975///
CY  - Patiala 
PB  - Madaan Publishers 
KW  - Library Science
KW  - Classification
ER  -