Instructional design :   a systems approach /  
Alex Maggs ... [et al.]. 
 - Sydney :   Science Research Associates,   1990. 
<br/><br/><label>ISBN: </label>0574282492 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Instructional systems--Design
<br/><br/><label>LC Class. No.: </label>LB1028.35