000 00349nam a2200157Ia 4500
008 200208s9999 xx 000 0 und d
082 _aGL 491.707
100 _a"Potapova, N"
245 0 _aLearning Russian
260 _aMoscow
260 _bProgress Publisher
260 _c0
300 _a170p.
650 _aRussian language
942 _cB
999 _c209593
_d209593