Cita APA (7a ed.)
Asadu, C., Diels, J., & Vanlauwe, B. (1997). A comparison of the contributions of clay, silt and organic matter to the effective CEC of soils of subSaharan Africa.
Cita Chicago Style (17a ed.)
Asadu, C., J. Diels, y Bernard Vanlauwe. A Comparison of the Contributions of Clay, Silt and Organic Matter to the Effective CEC of Soils of SubSaharan Africa. 1997.
Cita MLA (9a ed.)
Asadu, C., et al. A Comparison of the Contributions of Clay, Silt and Organic Matter to the Effective CEC of Soils of SubSaharan Africa. 1997.
Precaución: Estas citas no son 100% exactas.