Buan, M. C., Maramba, A. N., & Triunfante, A. M. R. (1999). A quality control study: Plastic Container Packaging Corporation. College of Engineering.
Chicago Style (17. basım) AtıfBuan, Melanie C., Amyzola N. Maramba, ve Anna Marie R. Triunfante. A Quality Control Study: Plastic Container Packaging Corporation. Diliman, Quezon City: College of Engineering, 1999.
MLA (9th ed.) AtıfBuan, Melanie C., et al. A Quality Control Study: Plastic Container Packaging Corporation. College of Engineering, 1999.
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