000 00238pam a2200109a 44500
082 _a517.2
_bF41D
100 _aFerrar, W.L.
245 1 _aDIFFERENTIAL CALCULUS
260 _a
_bClarendon Press
_c1956
964 _gCIRC
997 _a8077 W
999 _c412489
_d412489