Gilles, R., Martin, M., Raroque, V., & Reyes, A. (1991). Alrey Enterprises management information system. College of Engineering.
Chicago-viite (17. p.)Gilles, Ronald, Matt Martin, Victor Raroque, ja Armando Reyes. Alrey Enterprises Management Information System. Diliman, Quezon City: College of Engineering, 1991.
MLA-viite (9. p.)Gilles, Ronald, et al. Alrey Enterprises Management Information System. College of Engineering, 1991.
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