Hewings, Geoffrey J. D. <br/><br/>
Regional input-output analysis / 
Geoffrey J. D. Hewings ; editor : Grant Ian Thrall 
 - Beverly Hills :  Sage Publications, 1985 
 - 96 p. :  ill. ;  23 cm. 
 - Scientific geography series ;  volume 6 .
<br/><br/>References: p. 90-95 
<br/><br/><label>ISBN: </label>0803927401 
<br/><br/><label>LCCN: </label>85-014220