Tyson S <br/><br/>
Essentials of H R M 
Tyson S; York A 
 - 4 
 - New Delhi  New Delhi, Butterworth Heinemann  1982 
 - 351p 
<br/><br/><label>ISBN: </label>0 7506 4715-9 
<br/><br/><label>Source: </label>Textbook