Raj Kumar; Sharma, R P <br/><br/>
Wave phenomenon and sound / 
Raj Kumar; Sharma, R P 
 - 9 ed. 
 -  Rajhans Prakashan Mandir Publishers, Meerut,  1976 
 - p. ;  22 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Wave theories; Physics
<br/><br/><label>Dewey Class. No.: </label>530.14 RAJ-W9