00363nam a2200133Ia 4500008004100000082001900041100001700060245004500077260005100122300000800173650001800181650001800199653001200217170901s1964    xx            000 0 und d  a574.0913bE45C  aElgood, J.H. 0aCertificate Biology for Tropical Schools  aIbadanbHeinemann Educational Books Ltd.c1964  a398  aLife sciences  aPure Sciences  aBiology