Malicsi, A. S., & Magkawas, G. C. (1968). Beneficiation of a complex lead-zinc-copper sulfide ore from Ayala district, Zamboanga. [Bureau of Mines].
Citazione stile Chigago Style (17a edizione)Malicsi, Abelardo S., e Gloria C. Magkawas. Beneficiation of a Complex Lead-zinc-copper Sulfide Ore from Ayala District, Zamboanga. Manila: [Bureau of Mines], 1968.
Citatione MLA (9a ed.)Malicsi, Abelardo S., e Gloria C. Magkawas. Beneficiation of a Complex Lead-zinc-copper Sulfide Ore from Ayala District, Zamboanga. [Bureau of Mines], 1968.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.