Ėkonomika, organizat͡s︡ii͡a︡ truda i upravlenii͡a︡ v neftepererabatyvai͡u︡shcheĭ i neftekhimicheskoĭ promyshlennosti
Petroleum chemicals industryPetroleum industry and trade
Writing a summary for young readers…
For young readers
Book data: Open Library