East-Central State (Nigeria). Ministry of Economic Development and Reconstruction. (1971). First development plan, 1970-1974: Programme of post-war reconstruction. Govt. Printer.
Čikaški stil citiranja (17. izdanje)East-Central State (Nigeria). Ministry of Economic Development and Reconstruction. First Development Plan, 1970-1974: Programme of Post-war Reconstruction. Enugu: Govt. Printer, 1971.
MLA način citiranja (8. izdanje)East-Central State (Nigeria). Ministry of Economic Development and Reconstruction. First Development Plan, 1970-1974: Programme of Post-war Reconstruction. Govt. Printer, 1971.
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