000			00516nam a22001817a 4500
003			Libseu
008			131114t xxu||||| |||| 00| 0 eng d
020			_a0521409438
041			_aEnglish
082			_a591.33 _bSLA
100			_aSlack, J.M.W
245			_aFrom egg to embryo regional specification in early development
250			_a2nd ed.
260			_aNew York _bCambridge University Press _c1991 _g1991
300			_axix, 328 p. _bill.
650			_aSpecific topics in natural history
942			_2ddc _cLEB
999			_c73385 _d73385