Proizvoditel'nost' truda na zheleznodorozhnom transporte i puti eë povȳsheniya
By: E.P. Oparin [i] L.S. Popova.
Contributors: Popova, L'yubov, 1889-1924.
Series: Ekonomicheskie znaniya - zheleznodorozhnikam
Publisher: Transport
Published: 1977
Place of publication: Moskva
Language: rus