Mezue ahịrịokwu na-esonụ: Na 2011, Micić meriri ọlaọcha na ndị otu Serbia U18 na 2011 FIBA Europe Under-18 Championship. N'afọ 2013, o ritere ọla ọcha ọzọ na ndị otu Serbia U19 na
2013 FIBA Under-19 World Cup, ebe ọ nọ na All-Tournament Team. N'otu afọ ahụ, ọ malitere maka ndị okenye Serbian mba otu na EuroBasket 2013 na Slovenia, ebe ọ na nkezi 4.4 isi, 1.5 rebounds na 1.3 enyere kwa egwuregwu.