000 00322nam a2200133Ia 4500
008 220412s9999 xx 000 0 und d
082 _a523.01 El25 2016
100 _a3G Learning
245 0 _aDifferential calculus
260 _aQuezon City
_bNew Century Books
_c2016
300 _a210
942 _cBK
999 _c21116
_d21116