Global Security Challenge

business competition

en-US/ˈɡloʊbəl sɪˈkjʊɹɪti ˈt͡ʃælənd͡ʒ/
en-GB/ˈɡləʊbl sɪˈkjʊəɹɪtɪ ˈt͡ʃælənd͡ʒ/

Катэгорыі:

subject olympiadaward