Unesco Gallopin, Gilberto C. <br/><br/>
Planning methods and the human environment / 
Gilberto C. Gallopin 
 - Paris  Unesco  1981 
 - 67 p. 
<br/><br/><label>ISBN: </label>90862 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social policy
<br/><br/><label>Dewey Class. No.: </label>309.2  / UNE