Singer, Hans W. <br/><br/>
The concept of development and the ethics of aid 
/ by Hans W. Singer, ...Albert Lauterbach, ... 
. - Vienna  : Institute for Development, 1984
. - 30 p.  ; 30 cm. 
 - Occasional paper  84/4  02506483 .
<br/><br/><label>Source: </label> Don 
<br/><br/><label>Universal Decimal Class. No.: </label>338.984.4