Urban business.1913. No. 20.

Urban business.- St. Petersburg, 1917. -Publishing House: 1909-1918 D.D.Protopopov and L.A.Velikhov (in No. 1-8 1909 L.A. Velikov);In No. 8-15 / 16, 1912 and from № 11/12 1915 to 1918 D.D.Protopopov.Place ed.: 1909 - 1914 No. 15 St. Petersburg;1914 No. 16 - 1918 pg..1. People (collection).Electronic Source: PBPlace of Storage Original: RGPU them.A.I.Herzen1913. № 20. - [D.D.Protopopov, L.A.Velimov], 1913. - [72] p.: Tab., Il .. -Bibliogr.in a substrateNote.and in the text..1. People (collection).Electronic Source: PBPlace of Storage Original: RGPU them.A.I.Herzen