Tennent, John <br/><br/>
Guide to business modelling 
John Tennent and Graham, Friend. 
 - London  Profile Books  2001 
 - vi, 266p.: ill.; 24cm 
 - (The economicst books). .
<br/><br/><label>ISBN: </label>1-86197-126-5. 
<br/><br/><label>Dewey Class. No.: </label>650.1  / T27G