000 00433nab a2200157 4500
005 20260406180400.0
008 260224s xxu
100 1 _aThomas, Mark
_911654
245 0 0 _aBalancing act
270 _a12/09/06 ; 15/07/02
300 _a5 p.
773 0 _hVol. 73, Issue 3 (mar. 2000) ; p. 58-63
_tHart's E & P
800 1 _aThomas, Mark
_911654
942 _cARTICULO
_2ddc
999 _c135471
_d135471