000 00583nam#a2200205#c#4500
003 IEF
005 20180219163114.0
008 941205s1978 uuu####fr####| 0||u| |u
040 _aIEF
100 1 _aBlackorby, Charles
_95863
245 _aDuality, separability, and functional structure : theory and economic-applications
260 _aNew York [etc.]
_b North-Holland
_c1978
300 _aXV, 395 p.
_c 23 cm.
500 _aBibliografía. -- Indices
650 4 _aECONOMIA
_943074
650 4 _aMODELOS MATEMATICOS
_947777
942 _cLIB
942 _z37805
999 _c78599
_d78599