Alberto, R. R., Funesto, J., & Tejada, M. P. (2000). Philippine Manufacturing Health Foods Inc: A statistical quality analysis. College of Engineering.
Chicago-referens (17:e uppl.)Alberto, Raymund R., Jim Funesto, och Marvin Philip Tejada. Philippine Manufacturing Health Foods Inc: A Statistical Quality Analysis. Diliman, Quezon City: College of Engineering, 2000.
MLA-referens (9:e uppl.)Alberto, Raymund R., et al. Philippine Manufacturing Health Foods Inc: A Statistical Quality Analysis. College of Engineering, 2000.
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