TY  - BOOK
AU  - Sengupta, Benoyendra 
AU  - Chatterjee, Mridula 
TI  - Documentation and information retrieval
U1  - 010 
PY  - 1977///
CY  - Calcutta 
PB  - The Word Press 
KW  - Library Science
KW  - Information Retrieval
N1  - includes bibliographical references  and index
ER  -