00323    a2200121   4500020001500000082001300015100002100028245006500049250000900114260004100123300002000164650001700184  a8120304810  a305bTUM  aTumin, Melvin M.  aSocial stratificationbthe forms and functions of inequality  a2nd   aNew delhibPrentice hallc1967g1985  ax, 166p.c22cm.  aSOCIAL GROUP