000
00277nam a2200121Ia 4500
008
220201s9999 xx 000 0 eng d
082
_a
620.11
_b
LEH
100
_a
Lehri, Ragbir Singh
245
0
_a
Strength of materials
260
_b
Katson Pub
300
_a
822
942
_2
ddc
999
_c
82160
_d
82160