Rao, K.L <br/><br/>
CW&PC-223 - 1970; Visit to North and South America (May-June <1970=one thousand nine hundred seventy>); Water resources development policies-meeting of the UN panel of experts held in June <1970=one thousand nine hundred seventy> at Buenos Aires, Argentina 

 - New Delhi  CW&PC  1970 
 - 150p 
<br/><br/><label>Universal Decimal Class. No.: </label>621.3.016.2(7/8)  / IND.70