000 00374nam a2200133 i 4500
008 130506s1993 sp g spa
017 _aM.22.721-1993
020 _a8420447692
245 6 _a¿Los dinosaurios existen?
_c/ Hanna Johansen
260 _aMadrid
_b:Alfaguara
_c,1993
700 _aJohansen, Hanna
997 _e2