TY - BOOK T1 - Environmental impact assessment : Principles and procedures T2 - S A2 - Munn, R. E. LA - English PP - Toronto PB - Unesco-Canadá YR - 1975 UL - http://vufind10-pruebas.sigbunlp.bibliotecas.unlp.edu.ar/Record/dfi.8291 OP - 161 KW - Impactos ambientales ER -