Environmental impact assessment :   Principles and procedures 

 - Toronto :   Unesco-Canadá,   1975. 
 - 161p.; 22cm 
 - S .
<br/><br/>What's the problem?;What are the administrative procedures?;What should an environmental impact assessment do?;What are the available methods?;How can a model help?;National environmental planning and the decision-marker;References;Appendices 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Impactos ambientales
<br/><br/><label>Universal Decimal Class. No.: </label>574.1