000 00251nam a22001097a 4500
020 _a9780521549363
082 _a577
_bBER/G
100 _aBERRY, R J
245 _aGENES IN ECOLOGY
260 _aCAMBRIDGE
_bCAMBRIDGE UNIVERSITY PRESS
_c1992
942 _cBK
999 _c19988
_d19988