30 let sotrudnichestva v oblasti ugol'noi promyshlennosti
Subtitle: spetsial'nyi vypusk.
Publisher: Mezhdunarodnyi tsentr nauch. i tekhn. informatsii, Informugol'
Published: 1987
Place of publication: Moskva
Language: rus
Subjects: Sovet ekonomicheskoi vzaimopomoshchi.
Other titles: Tridtsat' let sotrudnichestva v oblasti ugol'noi promyshlennosti.