International Input-Output Association. (1989). Economic systems research: Journal of the International Input-Output Association. Carfax.
Chicago-referens (17:e uppl.)International Input-Output Association. Economic Systems Research: Journal of the International Input-Output Association. Abingdon, Oxfordshire: Carfax, 1989.
MLA-referens (9:e uppl.)International Input-Output Association. Economic Systems Research: Journal of the International Input-Output Association. Carfax, 1989.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.