TY  - BOOK
AU  - Bhattacharyya,G  .
AU  - Gopinath,M.A  .
TI  - The working document prepared for the DRTC Refresher seminar-12 (1980) at Documentation Research and Training Centre,25-29 Augest,1980 / 
U1  - 020 
PY  - 1980///
CY  - Bangalore : 
PB  - DRTC , 
KW  - LIBRARY SCIENCE-DATA MANAGEMENT
N1  - NULL
ER  -