000
00274nam a2200121Ia 4500
008
211126s9999 xx 000 0 und d
082
_a
530
100
_a
R. B. SINGH
245
0
_a
INTRODUCTION TO MODERN PHYSICS
260
_b
NEW AGE
365
_b
250.00
942
_c
BTECH
999
_c
132695
_d
132695