(1984). Small-scale oil extraction from groundnuts and copra. Geneva, Switzerland: United Nations Industrial Development Organization.
Παραπομπή Chicago StyleSmall-scale Oil Extraction From Groundnuts and Copra. Geneva, Switzerland: United Nations Industrial Development Organization, 1984.
Παραπομπή MLASmall-scale Oil Extraction From Groundnuts and Copra. Geneva, Switzerland: United Nations Industrial Development Organization, 1984.
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