000
00283nam a2200121Ia 4500
008
190216s9999||||xx |||||||||||||| ||und||
100
_a
Venkitachar M A
245
0
_a
Hand Book Of Si Units
260
_b
Sulthan Chand&Sons
_c
1960
300
_a
73p
650
_a
Physics
942
_c
BK
999
_c
33016
_d
33016