TY  - BOOK
AU  - Rajan, T. N.
TI  - Indexing systems: : concept models and techniques
U1  - 025.47 
PY  - 1981///
CY  - Calcutta
PB  - ; Indian Association Of Special Libraries And Information
KW  - Indexing Systems
KW  - Library Science
KW  - Subject Indexing
ER  -