(1972). 1972 report: Grain legume improvement program. Nigeria: International Institute of Tropical Agriculture.
Čikaški stil citiranja1972 Report: Grain Legume Improvement Program. Nigeria: International Institute of Tropical Agriculture, 1972.
MLA način citiranja1972 Report: Grain Legume Improvement Program. Nigeria: International Institute of Tropical Agriculture, 1972.
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