S.O. Ifedili <br/><br/>
The Physics of Wave and Vibrations 

 - Onitsha, Nigeria  Jencri Press  1991 
 - iv, 113p. 
<br/><br/><label>ISBN: </label>9782221244 
<br/><br/><label>LC Class. No.: </label>QC157  / .I34