00334nam a2200121Ia 4500008004100000020001400041050001500055100002400070245005900094260002200153300002400175650001300199150202s9999    xx            000 0 und d  a689710682  aFIC bFIC   aO'Brien, Robert C.   aMrs. Frisby and the rats of Nimh /cRobert C. O'brien.  aNew York :c1986.  a233 pages :c18 cm.  aFiction.