Dela Paz, R. C., Estrada, E. D., & Remata, E. N. (1999). Quality system study on St. Paul's Printing Press. College of Engineering.
Chicago Style (17. basım) AtıfDela Paz, Rupher C., Eric D.C Estrada, ve Eugene N. Remata. Quality System Study on St. Paul's Printing Press. Diliman, Quezon City: College of Engineering, 1999.
MLA (9th ed.) AtıfDela Paz, Rupher C., et al. Quality System Study on St. Paul's Printing Press. College of Engineering, 1999.
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