TY  - BOOK
AU  - IS:7-1949
TI  - Specification for moderate heat duty fireclay refractories,Group 'B'
PY  - 1949///
CY  - ISI
PB  - Delhi
UR  - http://14.139.222.13:80/cgi-bin/koha/opac-detail.pl?biblionumber=786
ER  -