000
00251nam a2200109 4500
008
160616s 000 0
245
_a
Engineering cybernetics
100
_a
Tsien, H.S.
500
_a
D6,78 J6
942
_c
BK
_2
BK11112
080
_a
621.1 TSI
999
_c
11112
_d
11112