Petropavlda NZM-niń joǵary synyp oqýshysy úshinshi qabattan qulap ketti
17 aqpanda sabaqtan tys ýaqytta Petropavl qalasyndaǵy jaratylystaný-matematikalyq baǵyttaǵy Nazarbaev Ziiatker...
Osy teg boiynsha jariialanǵan materialdar.