Aleksandr Blok v portretakh, illi︠u︡strt︠s︡ii︠a︠kh i dokumentakh /
Gordin, Arkadiĭ Moiseevich.
Orlov, Vl.(Vladimir),1908-1985.
Leningrad : Prosveshchenie,
1972.
Blok, Aleksandr Aleksandrovich, 1880-1921