Haykakan sovetakan hanragitaran /
Ambartsumi︠a︡n, V. A.(Viktor Amazaspovich)
Simonian, A. P.(Abel Poghosi)
Arzumanian, M. V.(Makichʻ Vahani)
Haykakan Sovetakan Hanragitarani Glkhavor Khmbagrutʻyun.
Erevan : Haykakan SSH Gitutʻyunneri Akademia, Haykakan Sovetakan Hanragitarani Glkhavor Khmbagrutʻyun,
1974-87.
Title on added t.p.: Armi︠a︡nskai︠a︡ sovetskai︠a︡ ėnt︠s︡iklopedii︠a︡.
Vols. 2-4 have principal editor, A.P. Simonian; vols. 5-, M.V. Arzumanian.
Includes bibliographies.
Encyclopedias and dictionaries, Armenian.