Buenaventura, L. I. R., Cruz, R. L., & Uy, M. H. A. (2000). A methods engineering study on the Pinatubo Ash Production System of the Tel Manila Inc. College of Engineering.
Chicago Style aipamenaBuenaventura, Luis III R., Rommel L. Cruz, and Marie Hazaline A. Uy. A Methods Engineering Study on the Pinatubo Ash Production System of the Tel Manila Inc. Diliman, Quezon City: College of Engineering, 2000.
MLA aipamenaBuenaventura, Luis III R., et al. A Methods Engineering Study on the Pinatubo Ash Production System of the Tel Manila Inc. College of Engineering, 2000.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.