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Polish Scientists introduces the person o Hilary Koprowski - a scientist whose groundbreaking work has changed the world by eliminating the Polio disease. You are free to download or feel free to contact https://www.facebook.com/groups/clilpolska to combine the listening with a languge course tailored for your/your company needs.
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Polish Scientists introduces the person o Hilary Koprowski - a scientist whose groundbreaking work has changed the world by eliminating the Polio disease. You are free to download or feel free to contact https://www.facebook.com/groups/clilpolska to combine the listening with a languge course tailored for your/your company needs.
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