000
00271nam a2200121Ia 4500
100
_a
Sadov,F.
942
_c
BK
654
_a
245
_a
Chemical technology of fibrous materials
260
_a
Moscow
_b
MIR Publishers
_c
1973
082
_a
677.0283
300
_c
22cm
_a
682
999
_c
399588
_d
399588
041
_a
eng