Pasumbal, A. S., Reytiran, P., & Yumul, L. E. (2005). A statistical quality control study on Precision Springs Manila Inc. College of Engineering.
Cita Chicago (17th ed.)Pasumbal, Ann Sheryl, Philip Reytiran, i Lemuel Eric Yumul. A Statistical Quality Control Study on Precision Springs Manila Inc. Diliman, Quezon City: College of Engineering, 2005.
Cita MLA (9th ed.)Pasumbal, Ann Sheryl, et al. A Statistical Quality Control Study on Precision Springs Manila Inc. College of Engineering, 2005.
Atenció: Aquestes cites poden no estar 100% correctes.