00529nam a22001697a 450000500170000000800410001702000140005804100080007208200190008010000170009924500460011626000530016230000140021594200070022999900170023695201060025320260727140825.0260727b        |||||||| |||| 00| 0 eng d  a085520561  aeng  a519.502bHEY/S  aHey, John D.  aStatistics in Economicsc/ by John D. Hey  aLondon:bMartin Robertson & Company Ltd.,c1974.  ax, 212p.;  cBK  c49519d49519  001040708NFICaPBBCLbPBBCLcREFd2026-07-27l0o519.502 HEY/Sp054136r2026-07-27w2026-07-27yBK