Technical co-operation under the Colombo plan: report by the Colombo Plan Council for technical co-operation in South and South-East for year 1 July 1960 to 30 June 1961 
by Colombo Plan Bureau 
 - Ceylon  Colombo Plan Bureau  1961 
 - 85+p. 
<br/><br/><label>Dewey Class. No.: </label>D78x5 C717t/1960-61