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Population problems in developed countries
The average life conditions are relatively good in developed countries, however, they must face numerous population problems. How do they cope with these?
Grades 9 – 12
نویسنده: Guba András
بازبین: Jóri Johanna, Horváthné Kunstár Andrea
Graphic designer: Molnár Mónika
موزالينک
/لينک وب
