000
00261nam a2200109Ia 4500
008
170821s017 xx 000 0 und d
100
_a
Devendra Kumar
245
0
_a
Physics Glossary Method Laws Science
260
_b
Arihant
300
_a
312
942
_2
ddc
_c
BK
999
_c
496777
_d
496777