O'Kelly, E. (1973). Aid and self-help: A general guide to overseas aid. C. Knight.
Čikaški stil citiranja (17. izdanje)O'Kelly, Elizabeth. Aid and Self-help: A General Guide to Overseas Aid. London: C. Knight, 1973.
MLA način citiranja (8. izdanje)O'Kelly, Elizabeth. Aid and Self-help: A General Guide to Overseas Aid. C. Knight, 1973.
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