000 00335nam a2200157Ia 4500
008 190201s9999 xx 000 0 und d
020 _a9.78E+12
082 _a4
082 _b64 TIT
100 _a"Tittel, E D"
245 0 _aTheory and Problem of Co
260 _aNew Delhi
260 _bTMH
260 _c2005
300 _aix-318
999 _c45721
_d45721