APA
Royal Inst of Unt Affairs Infor Dept and London and Cambridge Service, Royal Inst of Unt Affairs Infor Dept and London and Cambridge Service, . (1939). South Eastren Europe. : .
Chicago
Royal Inst of Unt Affairs Infor Dept and London and Cambridge Service, Royal Inst of Unt Affairs Infor Dept and London and Cambridge Service, . 1939. South Eastren Europe. : .
Harvard
Royal Inst of Unt Affairs Infor Dept and London and Cambridge Service, Royal Inst of Unt Affairs Infor Dept and London and Cambridge Service, . (1939). South Eastren Europe. : .
MLA
Royal Inst of Unt Affairs Infor Dept and London and Cambridge Service, Royal Inst of Unt Affairs Infor Dept and London and Cambridge Service, . South Eastren Europe. : . 1939.
