TY  - GEN
AU  - Dewey, Melvil
TI  - DDC 20 : Vol-IV ( Index & Mannual )
U1  - 025.4 
PY  - 1989///
CY  - New York
PB  - Forest Press
KW  - LIBRARY CLASSIFICATION
N1  - Total price of 4 volumes is Rs. 8760.00
ER  -