Loading book image Oʼzbekiston yoshlar ittifoqining oliy taʼlim mussasalaridagi boshlangʼich tashkilot yetakchilari uchun N.Subhonov ,B. Kucharov
Loading book image Kimyo ta'limini o'qitilishida pedagogik texniligiyalardan foydalanish A.Q.Azimova, A.Q.Azimova
