Gonzales, D., Manuel, C. M., & Ulpindo, C. I. (2005). A Methods engineering study on Razon's Palabok and Halo-Halo. College of Engineering.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGonzales, Dian, Catherine Marie Manuel, और Christopher Ian Ulpindo. A Methods Engineering Study on Razon's Palabok and Halo-Halo. Diliman, Quezon City: College of Engineering, 2005.
एमएलए (9वां संस्करण) प्रशस्ति पत्रGonzales, Dian, et al. A Methods Engineering Study on Razon's Palabok and Halo-Halo. College of Engineering, 2005.
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