Korpa je prazna
Who is responsible for our environment?
In this lesson, you can learn what you can do to help create a sustainable environment.
9. godina
Autor: Illés Emese
Lektor: Horváthné Kunstár Andrea, Dr. Nagy Márió, Szilágyi Judit
Grafičar: Baricza Réka
Programer: Tóth Martin
Oznake
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