https://biologijakp.com/download/%d1%80%d0%b5%d1%88%d0%b5%d1%9a%d0%b5-%d0%be-%d1%80%d0%b5%d0%b0%d0%bb%d0%b8%d0%b7%d0%b0%d1%86%d0%b8%d1%98%d0%b8-%d1%82%d0%b0%d0%ba%d0%bc%d0%b8%d1%87%d0%b5%d1%9a%d0%b0-%d0%be%d1%88/
Решење о реализацији такмичења ОШ