Hidrovia :  an initial environmental examination of the Paraguay - Parana Waterway / 
Enrique H. Bucher ... [et al.] 
 - Manomet, MA :  Wetlands for the Americas,  1993 
 - 72 p. :  ill. ;  28 cm. 
 - Wetland for the Americas publication ;  no. 10 .
<br/><br/><label>ISBN: </label>1883861012  Hadiah 
<br/><br/><label>Subjects--Topical Terms: </label><br/>River engineering--Environmental aspects--Paraná River (Brazil-Argentina)<br/>River engineering--Environmental aspects--Paraguay River<br/>Environmental impact analysis--Evaluation--Paraguay River