Jones, P. (1994). Are manufacturing workers really worth their pay? University of Oxford.
Chicago-referens (17:e uppl.)Jones, P. Are Manufacturing Workers Really Worth Their Pay? University of Oxford, 1994.
MLA-referens (9:e uppl.)Jones, P. Are Manufacturing Workers Really Worth Their Pay? University of Oxford, 1994.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.