000			003310000a22001330004500
008			140223b1963 xxu||||| |||| 00| 0 eng d
041			_aENG
080			_aG:73 K3;1
082			_aG:73 K3;1
100			_aBALINSKY (B.I)
245			_aIntroduciton to embryology
260			_aPhiladelphia(pa.) _bSaunders _c1963
650			_aONTOGENY
999			_c98820 _d98820