00343cam a22001097a 4500008004000000082001600040100002500056245004500081260007700126300000900203650002100212180718b1962   xxu||||| |||| 00| 0 eng d  aR61x73 N489  aGreenbaum, Marcia L.  aShorter workweekcby Marcia L. Greenbaum  aNew YorkbNew York State School of Industrial and Labour Relationsc1962  a52p.  aShorter workweek