000
00261nam a2200109 4500
008
160616s 000 0
245
_a
Elements of engineering statics
100
_a
Deresiewicz, H
500
_a
B7:20bD J9
942
_c
BK
_2
BK8463
080
_a
531:2 DER
999
_c
8463
_d
8463