		El caso del tesoro en el lavabo del colegio / Joachim Friedrich by Friedrich, Joachim Publication: Barcelona :Edebé 2012 Physical description: 228 p :il ;21cm Availability: Items available for loan: CEIP Milladoiro (1),
		El caso de los bebés intercambiados / Joachim Friedrich, Anna Gasol by Friedrich, Joachim Publication: Barcelona :Edebé 2011 Physical description: 209 p :il. br/ng ;22cm Academic level: 5º-6º Primaria Availability: Items available for loan: CEIP Milladoiro (1),
		Operación: salvar la salchicha / Joachim Friedrich, Mikel Valverde, Anna Gasol by Friedrich, Joachim Publication: Barcelona :Edebé 2010 Physical description: 175 p :il.col. ;25cm Availability: Items available for loan: CEIP Milladoiro (1),

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