TY  - BOOK
AU  - IS: 2764-1964
TI  - Specification for potassium sulphate,fertilizer grade
PY  - 2764///
CY  - ISI
PB  - New Delhi
UR  - http://14.139.222.13:80/cgi-bin/koha/opac-detail.pl?biblionumber=4309
ER  -