00348pab a2200121 454500008004000000100002000040245009100060260000900151300001200160362000900172650002700181773001800208180718b1991   xxu||||| |||| 00| 0 eng d  aArcher, Melanie  aSelf - employment and occupational structure in an industrializing citybDetroit, 1880  c1991  a785-809  aMar.  aEntrepreneurs - U.S.A.  aSocial Forces