000 00254nam a2200085Ia 4500
008 211203s9999||||xx |||||||||||||| ||und||
100 _aMurray, Daniel A.
_96731
245 _aIntroductory Couse in differential egu.
260 _aNew-Delhi
_bOrient Langmans
_c1960
999 _c54970
_d54970