000 00483pam a2200169a 44500
008 160408b xxu||||| |||| 00| 0 eng d
020 _a0819164569
082 _a155.413
_bK124P
100 _aKalechofsky, Robert
245 1 _aTHE PERSISTENCE OF ERROR
_cESSAYS IN DEVELOPMENTAL EPISTEMOLOGY
260 _a
_b
_c
650 _aCognition In Childern
650 _aKnowledge, Theory Of
650 _aCognition In Children--Mathematical Models
964 _gCIRC
997 _aA104460 C
999 _c317433
_d317433