TY  - BOOK
AU  - Azam Maqsood
TI  - Biosorption of hexavalent chromium cr (vi) from syenthetic wastewater using  E c
U1  - 660.2844 
PY  - 2013///
CY  - Jalandhar
PB  - Dr   B R  Ambedkar  National institute o
ER  -