Nelkon, M. <br/><br/>
Optics, waves and sound 
<label>/ by </label> Nelkon, M. 
 - 6th ed. 
 - London  Heinemann Education books  1978 
 - vi, 343-642p.  ill.  23 cm.  
<br/><br/><label>ISBN: </label>0435686623 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Optics<br/>Waves<br/>Wave theory of light<br/>Sound-waves
<br/><br/><label>Dewey Class. No.: </label>535  / NEL