Não informado. (1971). IDS Communication. University of Sussex, Institute of Development Studies.
Chicago Style (17th ed.) CitationNão informado. IDS Communication. Brighton, Inglaterra: University of Sussex, Institute of Development Studies, 1971.
MLA (8th ed.) CitationNão informado. IDS Communication. University of Sussex, Institute of Development Studies, 1971.
Warning: These citations may not always be 100% accurate.