Okrŭg I︠A︡mbol
Subtitle: statisticheski obzor
Publisher: M-vo na informat︠a︡ii︠a︡ta i sŏbshtenii︠a︡ta
Published: 1971
Place of publication: Sofii︠a︡
Language: bul
Number of pages: 89
Subjects: Economic conditions
Notes: Prepared by Otdel Analiz na teritorialno razpredelenie na proizvoditelnite sili i mezhduraĭonite vrŭzki.