Dimaano, J. P., Lazo, J. C., Medina, J. J., & Reyes, R. G. (1997). An Information systems study on Gulf Asia Travel Corporation. College of Engineering.
Lua i Stíl Chicago (17ú heag.)Dimaano, Jed P., Jayme C. Lazo, Jason James Medina, agus Roberto G. Reyes. An Information Systems Study on Gulf Asia Travel Corporation. Diliman, Quezon City: College of Engineering, 1997.
Lua MLA (9ú heag.)Dimaano, Jed P., et al. An Information Systems Study on Gulf Asia Travel Corporation. College of Engineering, 1997.
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