Johnson G <br/><br/>
Exploring corporate strategy 
Johnson G; Scholes K 
 - 4 
 - New Delhi  New Delhi, Prentice-Hall of India  1997 
 - 871p 
<br/><br/><label>ISBN: </label>81-203-1242-2 
<br/><br/><label>Source: </label>Textbook