En
Ru1930
1930
Far Eastern Statistical Review. 1929, No. 9/10 (58)
Far Eastern Statistical Review. Khabarovsk, 1924-1930; Blagoveshchensk.
1929, No. 9/10 (58). 1930.
1929, No. 9/10 (58). 1930.
1930
Русское географическое общество
Far Eastern Statistical Review. 1929, No. 11/12 (59)
Far Eastern Statistical Review. Khabarovsk, 1924-1930; Blagoveshchensk.
1929, No. 11/12 (59). 1930.
1929, No. 11/12 (59). 1930.
1930
Русское географическое общество