TY  - BOOK
AU  - O'Malley, Robert F.
TI  - Problems in chemistry
PY  - 1968///
CY  - New York
PB  - Mc Graw-Hill
UR  - http://krc.clri.res.in:80/cgi-bin/koha/opac-detail.pl?biblionumber=4300
ER  -