TY  - BOOK
AU  - National technical Information Service
TI  - Bioindicators of pollution volume 2. November 1977- October 1978: a bibliography with abstracts
PY  - 1978///
CY  - Springfield
PB  - National Technical Information Service
UR  - http://krc.clri.res.in:80/cgi-bin/koha/opac-detail.pl?biblionumber=6569
ER  -