TY  - GEN
AU  -   
ED  -   
TI  -   Banglai nathi-patra shangrakshan (File maintenance in Bengali)
U1  - R 651.5 
PY  - 0000///BD
CY  - Dacca
PB  -   , Central Board for Development of Bengali
KW  -   <Files and filing>
N1  - Includes bibliographical references and index
ER  -