Shaikh, Aisha Khatoon. <br/><br/>
Study of digital telephone exchange at Qasimabad / 
Aisha Khatoon Shaikh ; Rukhsana Parveen Shaikh & Imrana Yasmeen Mughal. 
 - MUET, Jamshoro :  Electronic Engineering, IICT,  1994. 
 - 85p. :  ill. ; 30 cm. 
<br/><br/>Includes References. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronic Engineering.
<br/><br/><label>Dewey Class. No.: </label> / SHA