Citação norma APA

Lofts, S., Spurgeon, D. J., Svendsen, C., & Tipping, E. Deriving soil critical limits for Cu, Zn, Cd, Pb: A method based on free ion concentrations.

Citação norma Chicago

Lofts, Stephen., David J. Spurgeon, Claus Svendsen, e Edward Tipping. Deriving Soil Critical Limits for Cu, Zn, Cd, Pb: A Method Based On Free Ion Concentrations.

Citação norma MLA

Lofts, Stephen., David J. Spurgeon, Claus Svendsen, e Edward Tipping. Deriving Soil Critical Limits for Cu, Zn, Cd, Pb: A Method Based On Free Ion Concentrations.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.