22_bakirovaa_teor[..]
Неизвестно
Hoz.adab.jarayon
HO'AT (Sintaksis). 1987. A.G'ulomov, M.Asqarova
Xodjayev B Pedagogikaning dolzarb muammolari
Research Mathodology : Methods and Techniques
C.R. Kothari