Instructional technology/ 
Muddasir Hamid Malik. 
 - New Delhi:  APH Publishing ,  2013. 
 - 125 pages;  22 cm. 
<br/><br/><label>ISBN: </label>9789331319586 
<br/><br/><label>LC Class. No.: </label>Lb 1028.3  / .M251 2013