APA (7th ed.) Citation

Plant Diseases National Program (U.S.) & United States. Agricultural Research Service. Evaluation of soil quality parameters (SQP) in tropical soils and assessment of elemental composition in tropical crops ... annual report. U.S. Dept. of Agriculture, Agricultural Research Service.

Chicago Style (17th ed.) Citation

Plant Diseases National Program (U.S.) and United States. Agricultural Research Service. Evaluation of Soil Quality Parameters (SQP) in Tropical Soils and Assessment of Elemental Composition in Tropical Crops ... Annual Report. Washington, D.C.: U.S. Dept. of Agriculture, Agricultural Research Service.

MLA (9th ed.) Citation

Plant Diseases National Program (U.S.) and United States. Agricultural Research Service. Evaluation of Soil Quality Parameters (SQP) in Tropical Soils and Assessment of Elemental Composition in Tropical Crops ... Annual Report. U.S. Dept. of Agriculture, Agricultural Research Service.