Rechtschaffen, Bernard, comp. <br/><br/>
German for research :  biological and physical sciences / 
compiled by Bernard Rechtschaffen & Conrad Homberger. 
 - New York :  Random House,  c1971. 
 - ix, 235p. : ill. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>German language--Readers (Science)