000 00328nam a2200145Ia 4500
020 _a9781444143973
082 _bT691
_a510
100 _a"Ric Pimentel"
245 0 _aMath checkpoint 2
260 _bCambridge
_aDubai
_c2013
300 _a258
944 _cTR
999 _c253201
_d253201