TY  - BOOK
AU  - KAY,DAVID
TI  - RECREATIONAL WATER QUALITY MANAGEMENTS
SN  - 0137673027
PY  - 1993///
N1  - VOLUME-2-FRESH WATERS
UR  - http://krc.immt.res.in:80/cgi-bin/koha/opac-detail.pl?biblionumber=7650
ER  -