Title: Materialy X Nauchnoĭ konferent︠s︡ii Biblioteki Akademii nauk SSSR, 18-20 okti︠a︡bri︠a︡ 1967 g
Subjects: Akademii︠a︡ nauk SSSR, Akademii︠a︡ nauk SSSR. Biblioteka, Congresses