000			00419nam a2200133Ia 4500
008			180412s9999||||xx |||||||||||||| ||und||
020			_a201042991
040			_aAhmadu Bello University Library - Zaria
100			_aLang, Serge
245		0	_aCalculus of several variables _cSerge Lang
250			_a\\ _a2nd ed.
260			_bAddison-Wesley Publishing, Reading; Massachuset _c1979
300			_axii., 479p., diagrs.
500			_aFirst published 1973
999			_c8192 _d8192