000 00286nam a2200121Ia 4500
008 230907s9999 xx 000 0 und d
082 _bAAK/S
_a500
100 _aAakar IAS
245 0 _aScience and Technology
260 _bLucknow, Aakar IAS
650 _aReference Book
942 _cBK
999 _c18050
_d18050