Grigorian, L. T. дидактический материал по русскому языку/ Didakticheskiĭ material po russkomu i︠a︡zyku dli︠a︡ 5-go klassa:Didactic material on the Russian language - Moscow Prosveshcheniye 1976 - 368p. Subjects--Topical Terms: Russian language-study and teaching Dewey Class. No.: 491.707 / GRI/D