00260nam a2200109Ia 450000500170000008000200001710000220003724500350005926000250009430000130011958300180013220260716043820.0  a02.01.01 R336au  aAugustus, Kertist  aOverview perspective of labour  b[s.n.]a[S.l.]c1991  a4 leaves  c6/25/07kJOYD