Betts, R. J. <br/><br/>
Business economics for engineers / 
R.J. Betts 
 - London :  McGraw-Hill,  1980 
 - vii, 246 p. :  ill. ;  22 cm. 
<br/><br/><label>ISBN: </label>0070841128 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Business enterprises--Finance