Abrena, J., Endaya, V. C., Tan, L., & Zoleta, Z. (1999). A Feasiblity study on WeldPRO 3000 A Switchmode Welding Machine. College of Engineering.
Chicagoスタイル(17版)引用形式Abrena, Jasmin, Victor Carlo Endaya, Lawrence Tan, , Zarah Zoleta. A Feasiblity Study on WeldPRO 3000 A Switchmode Welding Machine. Diliman, Quezon City: College of Engineering, 1999.
MLA(9版)引用形式Abrena, Jasmin, et al. A Feasiblity Study on WeldPRO 3000 A Switchmode Welding Machine. College of Engineering, 1999.
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