Trainers methodology  :beginner/  

 - UAE:  3G learning F2 LLC,  c2016. 
 - vii, 484 pages :  color illustrations ;  30cm. +   1 CD   4 3/4in. 
<br/><br/><label>ISBN: </label>978-93-5115-934-6 
<br/><br/><label>Dewey Class. No.: </label>Circ. 331.2592 T768 2016