III PBDCT :  III Basic Plan for Scientific and Technological Development, 1980/1985 

 - 76 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>PBDCT 3
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Brasil
<br/><br/><label>Universal Decimal Class. No.: </label>351.855=111  / C755pbi