Espenido, M. I. (2007). Processing and economics of nickel laterites. The Mindanao Forum: official journal of the MSU-Iligan Institute of Technology.
Dyfyniad Arddull ChicagoEspenido, Mercurio I. "Processing and Economics of Nickel Laterites." The Mindanao Forum: Official Journal of the MSU-Iligan Institute of Technology 2007.
Dyfyniad MLAEspenido, Mercurio I. "Processing and Economics of Nickel Laterites." The Mindanao Forum: Official Journal of the MSU-Iligan Institute of Technology, 2007.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.