Scientific and academic world 
/ National Science Foundation 
 - Germany:   National Science Foundation,   1962 
 - 243p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science
<br/><br/><label>Subjects--Index Terms: </label>Technology 
<br/><br/><label>Universal Decimal Class. No.: </label>R 378(058.7)  / K2;1