000
00198 a2200097 4500
001
1431
100
_a
Stepin, P
245
_a
Strength of materials
260
_a
_b
Peace pubs
_c
090
_c
975
_d
975
942
_a
NUST-CAE
_c
M
_c
36655
999
_c
236504
_d
236504