Snower, D. J. (1994). Unemployment persistence and the unemployment-productivity relation. Centre for Economic Policy Research.
Chicago-referens (17:e uppl.)Snower, Dennis J. Unemployment Persistence and the Unemployment-productivity Relation. London: Centre for Economic Policy Research, 1994.
MLA-referens (8:e uppl.)Snower, Dennis J. Unemployment Persistence and the Unemployment-productivity Relation. Centre for Economic Policy Research, 1994.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.