APA

Sivapatham P., Lettimore J. M., Alva A. K., Jayaraman K. & Harper L. M. (20141203). Chemical fractionation of Cu, Zn, Cd, Cr, and Pb in sewage sludge amended soils at the end of 65-d sorghum-sudan grass growth. : Journal of environmental science and health. Part A, Toxic/hazardous substances & environmental engineering.

Chicago

Sivapatham Paramasivam, Lettimore Jon M, Alva Ashok K, Jayaraman Kuppuswamy and Harper Legia M. 20141203. Chemical fractionation of Cu, Zn, Cd, Cr, and Pb in sewage sludge amended soils at the end of 65-d sorghum-sudan grass growth. : Journal of environmental science and health. Part A, Toxic/hazardous substances & environmental engineering.

Harvard

Sivapatham P., Lettimore J. M., Alva A. K., Jayaraman K. and Harper L. M. (20141203). Chemical fractionation of Cu, Zn, Cd, Cr, and Pb in sewage sludge amended soils at the end of 65-d sorghum-sudan grass growth. : Journal of environmental science and health. Part A, Toxic/hazardous substances & environmental engineering.

MLA

Sivapatham Paramasivam, Lettimore Jon M, Alva Ashok K, Jayaraman Kuppuswamy and Harper Legia M. Chemical fractionation of Cu, Zn, Cd, Cr, and Pb in sewage sludge amended soils at the end of 65-d sorghum-sudan grass growth. : Journal of environmental science and health. Part A, Toxic/hazardous substances & environmental engineering. 20141203.