000 004380000a22001810004500
020 _a0080210287
060 _a100
082 _a594.04 PUR
100 _aPurchon, R D
245 _aBiology of Mollusca
250 _a2
260 _aOxford, Pergamon Press
260 _c1977
300 _a545
490 _aInternational series in pure and applied biology
650 _aMolluscs-Reproduction/ Fresh water Molluscs
942 _cBK
999 _c353952
_d353952