000 00291 a2200109 4500
008 190208b xxu||||| |||| 00| 0
100 _a Bradley M. Patten
245 _aFoundation of enbryology /
_c Bradley M. Patten
260 _aNew york
_bMcGraw-Hill
_c1958
300 _a350p.
942 _2ddc
_cBK
999 _c7993
_d7993