000 00349nam a2200145Ia 4500
020 _a9695050263
040 _cPK-LaCSN
082 _a510
_bINF
245 0 _aInfant mathematics:
_bExtension textbook
260 _c2001
_bHeinemann/Sunrise
_aKarachi
300 _a23
942 _cTB
999 _c835834
_d835811