Soomro, Humera. <br/><br/>
Digital tone detection / 
Humera Soomro & Shagusta Shaikh. 
 - MUET, Jamshoro :  Computer System Engineering, IICT,  1997. 
 - 38p. :  ill. ; 30 cm. 
<br/><br/>Includes References. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer System Engineering.
<br/><br/><label>Dewey Class. No.: </label> / SOO