Tweddle, Donald. <br/><br/>
Only one world :  a new look at development / 
by Donald Tweddle. 
 - London :  United Nations Association,  1975. 
<br/><br/><label>ISBN: </label> L.0.30 
<br/><br/><label>LCCN: </label>75312818 
<br/><br/><label>Nat. Bib. No.: </label>GB75-05431 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economic development.
<br/><br/><label>LC Class. No.: </label>HD82  / .T93 
<br/><br/><label>Dewey Class. No.: </label>309.2/23/091724