00410nam a2200121Ia 4500082002000000100008000020245013100100260002600231300001500257500000500272653000600277700000500283  a519.5bAm512.PS  aAmerican Statistical Association, San Diego, California, August 14-17, 1978  aProceedings of the social statistics section; papers presented at the annual meeting of the American Statistical Associationb  aWashingtonbASAc1978  axii, 794p.  a  a   a