Abu Bakar Nordin <br/><br/>
The effects of different qualities of instruction on selected cognitive, affective and time variables / 
by Abu Bakar Nordin 
 - Chicago, Ill. :  University of Chicago,  1979 
 - 254 leaves :  ill. ;  29 cm. 
<br/><br/>Thesis (Ph.D.) - University of Chicago, 1979 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics--Study and teaching--Case studies