Number of views: 907
Number of downloads: 435
Serhii Sherhin
Borys Humeniuk
Mykola Kuzhelnyi
Viacheslav Tsivatyi
Tetiana Mukomela
Information is the oxygen of the modern world.
Ronald Reagan
Number of views: 907
Number of downloads: 435
Serhii Sherhin
Borys Humeniuk
Mykola Kuzhelnyi
Viacheslav Tsivatyi
Tetiana Mukomela