000
00267nam a2200133Ia 4500
100
_a
Pekelis/V
942
_c
BK
654
_a
Cybernetics
245
_a
Cybernetics A to Z
260
_b
Mir Publishers
_c
1974
082
_a
1.53
300
_a
310
546
_a
ENGLISH
999
_c
27049
_d
27049