OMARI, M . I <br/><br/>
Motivation, Instruction, Learning and Human Perfomance: A Practical Guide for Teachers on How to Improve Students Perfomance 

 - Dar Es Salaam  Oxford University Press  2011. 
 - ix,84p.:ill.; pictures  Index  23cm 
<br/><br/><label>ISBN: </label>978 9976 4 0432 6