Tinbergen, Jan,  1903- <br/><br/>
Development planning / 
Jan Tinbergen, translated from the Dutch by N. D. Smith. 
 - London :  World University Library,  [1967] 
 - 256 p. :  ill., col. map. 
 - World university library. .
<br/><br/> Translation of Ontwikkelingsplannen. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economic development.<br/>Economic policy.