000 00355nam a2200169Ia 4500
008 190201s9999 xx 000 0 und d
020 _a9.79E+12
082 _a572
082 _bTRE
100 _a"Trehan, Keshav"
245 0 _aBiochemistry
250 _aSecond
260 _aNew Delhi
260 _bNew Age
260 _c1990
300 _a"xx, 559"
999 _c49747
_d49747