000 00417nam a2200181Ia 4500
008 180424s9999 xx 000 0 und d
020 _a434591738
084 _a574 C3
100 _a"Clarke, Robert A"
245 0 _aBiology By Inquiry
250 _a\\197100ENGGPMX
260 _aHeinemann
260 _b1971
260 _cLondon
300 _a168 p
500 _aincludes index and biblioraphy
942 _cBK
999 _c35941
_d35941