000 00451nam a2200169 a 4500
001 0811
005 20140414131955.0
008 040930s19uu xx 00 eng d
020 _a0-15-317681-4
050 _aTR 507
_bHa11 2000
245 _aTake-home books :
_bHarcourt Science.
250 _aCalifornia Ed
260 _aOrlando :
_bHarcourt School,
_c2000.
300 _aTH26 p. ; cm.
650 _aScience
_xStudy and teaching.
999 _c112902
_d112902