Five year plan, 1972-1976 

 - Colombo  Govt Printing           1971 
 - 137p.  cm. 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Generalia
<br/><br/><label>Dewey Class. No.: </label>z.4498.N72t5, L1