000 00272nam a22001097a 4500
082 _a519.53
_bTRY
100 _aTryon, Robert C
100 _aBailey, Daniel E
245 _acluster Analysis /
_cRobert C Tryon & Daniel E Bailey
260 _bMcGraw Hill
_c1970
942 _cBK
999 _c497848
_d497848