Petrella R <br/><br/>
Growth poles and regional policies  A seminar      

 -  1972 
<br/><br/><label>Standard No.: </label>9897 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>X:77.1(X)'N, L2