Hay-bulgharakan barekamutʻyan patmutʻyunitsʻ
By: Z.M. Ghasabyan.
Publisher: "Hayastan" Hratarakchʻutʻyun
Published: 1978
Place of publication: Erevan
Language: arm
Number of pages: 95
Subjects: Armenia -- Relations -- Bulgaria.; Bulgaria -- Relations -- Armenia.
Other titles: Iz istorii armi͡a︡no-bolgarskoĭ druzhby