(1988). Selected papers of the Dakar Symposium on Acid Sulphate Soils, Dakar, Senegal, January, 1986: Vol.44. Netherlands: ILRI.
Dyfyniad Arddull ChicagoSelected Papers of the Dakar Symposium On Acid Sulphate Soils, Dakar, Senegal, January, 1986: Vol.44. Netherlands: ILRI, 1988.
Dyfyniad MLASelected Papers of the Dakar Symposium On Acid Sulphate Soils, Dakar, Senegal, January, 1986: Vol.44. Netherlands: ILRI, 1988.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.