TY  - BOOK
AU  -  Welsh,Anne
AU  - Batley S
TI  - Practical Cataloguing: AACR2, RDA and MARC21 
SN  - 9788170006886
U1  - 025.49 WEL/PRA;2 
PY  - 2013///
CY  - New Delhi
PB  - Ess Ess pub.
ER  -