000
00276nam a22001097a 4500
082
_a
409.47
_b
ISA/N
100
_a
Isayev,M I.
245
_a
National languages in the USSR:problems and solutions
260
_a
Moscow
_b
Progress publishers
_c
1977
300
_a
432p.
942
_c
BK
999
_c
504980
_d
504980