APA引文

Portugal, R. F., & Reyes, D. D. The domestic resource cost analysis of copper smelting in the Philippines.

Chicago Style (17th ed.) Citation

Portugal, Roque Francisco, and Daniel Delfin Reyes. The Domestic Resource Cost Analysis of Copper Smelting in the Philippines.

MLA引文

Portugal, Roque Francisco, and Daniel Delfin Reyes. The Domestic Resource Cost Analysis of Copper Smelting in the Philippines.

警告：這些引文格式不一定是100％准確.