Barker, R., & Quintana, E. Farm management studies of costs and returns in rice production. International Rice Research Institute.
Čikaški stil citiranja (17. izdanje)Barker, Randolf, i E.U Quintana. Farm Management Studies of Costs and Returns in Rice Production. [Los Baños, Laguna]: International Rice Research Institute.
MLA način citiranja (9. izdanje)Barker, Randolf, i E.U Quintana. Farm Management Studies of Costs and Returns in Rice Production. International Rice Research Institute.
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