Wurfel, D. O. D. (1960). The Bell report and after: A study of the political problems of social reform stimulated by foreign aid.
Čikaški stil citiranja (17. izdanje)Wurfel, David Omer Drury. The Bell Report and After: A Study of the Political Problems of Social Reform Stimulated by Foreign Aid. 1960.
MLA način citiranja (9. izdanje)Wurfel, David Omer Drury. The Bell Report and After: A Study of the Political Problems of Social Reform Stimulated by Foreign Aid. 1960.
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