Hoffman, G. W. (1972). Regional development strategy in southeast Europe: A comparative analysis of Albania, Bulgaria, Greece, Romania, and Yugoslavia. Praeger.
Chicago Style aipamenaHoffman, George Walter. Regional Development Strategy in Southeast Europe: A Comparative Analysis of Albania, Bulgaria, Greece, Romania, and Yugoslavia. New York: Praeger, 1972.
MLA aipamenaHoffman, George Walter. Regional Development Strategy in Southeast Europe: A Comparative Analysis of Albania, Bulgaria, Greece, Romania, and Yugoslavia. Praeger, 1972.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.