J.M. Ogborn Nelkon, M.  <br/><br/>
Advanced Level Practical Physcis 
/ by M.  Nelkon 
 - 4th ed. 
 - London :  Heinemann Educational Books Ltd.,  1977 
 - 244 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physics
<br/><br/><label>Dewey Class. No.: </label>530  / NEL-A4