TY  - BOOK
AU  - Isaac,K A .
TI  - Literature search / 
T2  - Concepts in communication information & librarianship-19, 
SN  - 8170223075
U1  - 020 
PY  - 1990///
CY  - New Delhi : 
PB  - Concept Publishing , 
KW  - LIBRARY AND INFORMATION SCIENCE
N1  - Includes index
ER  -