Author: Mezhdunarodnai︠a︡ konferent︠s︡ii︠a︡ na temu "Kazakhstanskiĭ turizm: vchera, segodni︠a︡, zavtra", posvi︠a︡shchennai︠a︡ 70-letii︠u︡ professora S.P. Erdavletova (2011 Alma-Ata,Kazakhstan)