000 00257nam a22000857a 4500
008 210608b |||||||| |||| 00| 0 eng d
050 _aBF713 .B47 2008
245 _aExploring lifespan development
_cBerk, Laura E.
942 _2lcc
_hBF713 .B47 2008
999 _c5646
_d5646