Scientific Medical &Tech.Book.Suppliment.1945-48. 

 - 1st Ed. 
 -  kognet  1952 
 -  23 cm. 
<br/><br/><br/>Text in English 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>ELEC
<br/><br/><label>Index Terms--Genre/Form: </label><br/>D-04