TY  - BOOK
AU  - Pani Balram
TI  - Textbook of environmental chemistry
SN  - 9788189866365 (pbk)
U1  - EOaG:55, P7   cc6 
PY  - 2007///
CY  - New Delhi
PB  - I K International Publishing House  
KW  -  Environmental chemistry
KW  - Environmental Studies
N1  - Index 549-554p
ER  -