The Year Book Of the International council of Scientific Unions 

 - Italy:  ICSU press,  1971. 
 - 241p.;  21cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Miscellany<br/>Organization
<br/><br/><label>Dewey Class. No.: </label>502.3  / YEA