You are invited to Armenia : [Guide]. - [Yerevan] : Hayastan, 1988. - 1 l., folded to [12] p. : col. il. ; 22 cm. - 91(47.925)(026) (NLA) . Subjects--Topical Terms: Путешествия--Армения Universal Decimal Class. No.: 91(47.925)(026) (NLA)