Arbis, J. L. L., Venida, V. A., & Viniegra, M. K. R. (2001). A Statistical analysis on Trinity Steel Products, Inc. College of Engineering.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रArbis, Jenny Lyn L., Venice A. Venida, और Mia Karmina R. Viniegra. A Statistical Analysis on Trinity Steel Products, Inc. Diliman, Quezon City: College of Engineering, 2001.
एमएलए (9वां संस्करण) प्रशस्ति पत्रArbis, Jenny Lyn L., et al. A Statistical Analysis on Trinity Steel Products, Inc. College of Engineering, 2001.
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