000 00260nam a2200097Ia 4500
008 160930s9999 xx 000 0 und d
100 _aBhatnagar, A. B. and Bhatnagar, Anurag
245 _aPhysical Science Shikshan
260 _aMeerut
_bR. Lall Books
942 _cBK
999 _c4785
_d4785