na YOGYA-02090000034515 20090227024910.0 ind 010-020900000034515 621.312 621.321 Mar S Markin, A Soviet Electric Proven Developments and prospecks A. Markin Mascon Foreign Languanges Pubblishing House 1959 135 hlm ilus 20 cm Listrik tenaga - Rusia YOPDYOG(B) 1 a000043973