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040 _aCIFRI LIBRARY
041 _aEnglish
082 _a576.5
_bM468
100 _aMayr, Ernest
245 _aSystematics and the origin of species: from the viewpoint of a zoologist
_cErnest Mayr
260 _aNew York
_bDover Publication
_c1942
300 _axviii,334p.; fig.
500 _aIncludes index
650 _aEvolution
942 _cBK
999 _c1423
_d1423