00530nam a2200193Ia 4500 OSt 20250828175859.0 210423s1984 xx 000 0 und d AL English 331 KASS Kassler R 116621 Selected methods in workers education New Delhi International Labour Office 1984 Economics 116622 Labour Economics 116623 education ; methods ; Selected ; workers ddc BK 174484 174484 0 0 0 0 MSW SACPG SACPG 2006-11-24 0 331 KASS PG021166 2022-08-24 00:00:00 2021-04-26 BK