000 00434nam a2200169 i 4500
008 130118s2011 sp g spa
017 _aNA 21-2011
020 _a9788484416913
080 1 _a820
100 _aWesterfeld, Scott
245 0 _aExtras
_c/ Scott Westerfeld
260 _aBarcelona
_b:Montena
_c,2011
300 _a410 p
_c;22cm
490 0 _aEllas
997 _e2