00542aam a2200205 4500 OSt 20260622143519.0 140223b1978 xxu||||| |||| 00| 0 eng d 9221061515 658.3121 WHI White Michael Working Hours ; Assessing The Potential For Reduction Geneva International Labour Office 1987 ix, : 104p. Hourse Of Labor books(AACR-2 Format) G192 (Shelf) ddc BK 14655 14655 0 0 ddc 0 1 REF IIFM IIFM 1999-07-19 0 658.3121 WHI 15042 2025-05-21 09:50:00 2025-05-21 BK