FAO. (1990). FAO soils bulletin N.62: Management of gypsiterous soils. Rome: FAO.
Trích dẫn kiểu ChicagoFAO. FAO Soils Bulletin N.62: Management of Gypsiterous Soils. Rome: FAO, 1990.
MLA citiranjeFAO. FAO Soils Bulletin N.62: Management of Gypsiterous Soils. Rome: FAO, 1990.
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