Malicsi, A. S., & Magkawas, G. C. (1968). Beneficiation of a complex lead-zinc-copper sulfide ore from Ayala district, Zamboanga. [Bureau of Mines].
Chicago-viite (17. p.)Malicsi, Abelardo S., ja Gloria C. Magkawas. Beneficiation of a Complex Lead-zinc-copper Sulfide Ore from Ayala District, Zamboanga. Manila: [Bureau of Mines], 1968.
MLA-viite (9. p.)Malicsi, Abelardo S., ja Gloria C. Magkawas. Beneficiation of a Complex Lead-zinc-copper Sulfide Ore from Ayala District, Zamboanga. [Bureau of Mines], 1968.
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