000 003340000a22001330004500
008 140223b1953 xxu||||| |||| 00| 0 eng d
041 _aEng
080 _aK9:73 J3
082 _aK9:73 J3
100 _aMcEWEN Robert S
245 _aVertebrate embryology. Edn.3.
260 _aNew York
_bHolt
_c1953
650 _aPROCHORDATA VERTIBRATA
999 _c80189
_d80189