00286nam a2200109Ia 4500082002100000100003800021245003600059260003200095300001500127500000500142700002900147  a029.753bL244.IR  aLancaster, F. W. and Fayen, E. G.  aInformation retrieval on lineb  aLos AngelesbMelvillec1973  axiv, 597p.  a  aFayen, E. G. ; jt. auth.