TY  - BOOK
AU  - Louis C . umeh
AU  - Smart N . Uchegbu 
TI  - Principles and procedures environmental impact assessment 
SN  - 9783352660
AV  - TD 94.6.N6.I6 1997 
PY  - 1997///
CY  - Lagos 
PB  - computer edge publishers
ER  -