Praktika planirovaniya i analiza sebestoimosti dobychi uglya
By: V.I. Belyaev.
Publisher: Gos. nauchno-tekhnicheskoe izd-vo lit-ry po gornomu delu
Published: 1961
Place of publication: Moskva
Language: rus
Number of pages: 207
Subjects: Coal mines and mining -- Soviet Union.