Schumacher, August. <br/><br/>
Development plans and planning  : bibliographic and computer aids to research 

 - London :  Seminar,  1973 
 - 193 p. 
 - International biliographical and library series  ; 3 .
 - International biliographical and library series  ; 3 .
<br/><br/><label>LCCN: </label>57005 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ciencias sociales--Sistemas de información.<br/>Desarrollo económico--Bibliografía.<br/>Documentación.
<br/><br/><label>Dewey Class. No.: </label>309.2  / S2