Asimov, Isaac,   1920- <br/><br/>
Understanding physics /  
Isaac Asimov. 
 - London :   George Allen & Unwin,   1966. 
 - 3 v. 
<br/><br/>v. 1. Motion, sound, and heat --  v. 3. The electron, proton, and neutron. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Física.
<br/><br/><label>Dewey Class. No.: </label>530