Filipov, D., & International Institute for Applied Systems Analysis. (1978). Migration and settlement in Bulgaria. International Institute for Applied Systems Analysis.
Chicago Style (17th ed.) CitationFilipov, Dimitù†r, and International Institute for Applied Systems Analysis. Migration and Settlement in Bulgaria. Laxenburg, Austria: International Institute for Applied Systems Analysis, 1978.
MLA (8th ed.) CitationFilipov, Dimitù†r, and International Institute for Applied Systems Analysis. Migration and Settlement in Bulgaria. International Institute for Applied Systems Analysis, 1978.
Warning: These citations may not always be 100% accurate.