APA-viite (7. p.)

Abrena, J., Escudero, M. B., & Nerida, K. (1999). A Production and operations management study: Cosmos Bottling Corporation. College of Engineering.

Chicago-viite (17. p.)

Abrena, Jasmin, Ma. Bernadette Escudero, ja Kristine Nerida. A Production and Operations Management Study: Cosmos Bottling Corporation. Diliman, Quezon City: College of Engineering, 1999.

MLA-viite (9. p.)

Abrena, Jasmin, et al. A Production and Operations Management Study: Cosmos Bottling Corporation. College of Engineering, 1999.