Usiliteli i istochniki pitanii͡a︡
Subtitle: uchebnoe posobie
By: L.L. Dekabrun.
Publisher: ROSVUZIZDAT
Published: 1900
Place of publication: Moskva
Language: rus
Format: Microform
Notes: Microfilm. Moscow : Gos. biblioteka SSSR im. V.I. Lenina, <1961?-   >. <1   > microfilm reels ; 35 mm.