000 00439nam a22001577a 4500
001 000019898
003 PE-LiUAP
008 160331s2007 xxu||||| |||| 00| 0 eng d
100 _95334
_aOsterling Parodi, Felipe
245 _aLas obligaciones
250 _a8va ediciĆ³n
260 _c2007
942 _2ddc
_cLIB
999 _c19898
_d19898
952 _2ddc
_939100
_aB29
_bB29
_cS00
_gAY001802
_pAY001802
_yLIB
952 _2ddc
_939101
_aB29
_bB29
_cS00
_gAY001803
_pAY001803
_yLIB