000 00335nam a2200121 a 4500
003 EIA
001 10078
942 _02
_2ddc
_cBK
245 _aCrossing the chasm :
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260 _cc2006
008 141112s2006 ck r 000 u spa d
082 _a658.821
_bM821
999 _c2715
_d2715