00324    a2200121   4500020001500000082001600015100002200031245004600053260003800099300002200137650001900159700002400178  a0205086322  a300.72bCRA  aCrano, William D.  aPrinciples and methods of social research  aLondonbAllyn & Baconc1986g1986  axiii, 386pc24cm.  aSOCIAL SCIENCE  aBrewer, Marilynn B.