000 00222 a2200097 4500
001 18930
100 _aGibson G A
245 _aElementary treatise on the calculus
260 _a
_bMacmillan &
_c1926
090 _c14018
_d14018
942 _aNUST-CAE
_cM
_c4468
999 _c254003
_d254003