Food and Agriculture Organization of the United Nations. Agriculture Division. An annual review of world production and consumption of fertilizers. s.n.
Chicago-viite (17. p.)Food and Agriculture Organization of the United Nations. Agriculture Division. An Annual Review of World Production and Consumption of Fertilizers. Rome: s.n.
MLA-viite (9. p.)Food and Agriculture Organization of the United Nations. Agriculture Division. An Annual Review of World Production and Consumption of Fertilizers. s.n.
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