Cajustin, J., Chua, A. M., Salvatierra, M. R., & Soriano, E. J. (2004). An Industrial systems analysis and design study on Ashlar Industrial Corporation. College of Engineering.
Chicago-viite (17. p.)Cajustin, Jason, Anna Marin Chua, Michelle Rae Salvatierra, ja Erick Jon Soriano. An Industrial Systems Analysis and Design Study on Ashlar Industrial Corporation. Diliman, Quezon City: College of Engineering, 2004.
MLA-viite (9. p.)Cajustin, Jason, et al. An Industrial Systems Analysis and Design Study on Ashlar Industrial Corporation. College of Engineering, 2004.
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