Camacho, R. G., Malig, M. M., & Razon, P. (2000). A methods engineering study on JTA Packaging. College of Engineering.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCamacho, Rowena Grace, Mary Magdalene Malig, और Pocholo Razon. A Methods Engineering Study on JTA Packaging. Diliman, Quezon City: College of Engineering, 2000.
एमएलए (9वां संस्करण) प्रशस्ति पत्रCamacho, Rowena Grace, et al. A Methods Engineering Study on JTA Packaging. College of Engineering, 2000.
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