Abrena, J., Escudero, M. B., & Nerida, K. (1999). A Production and operations management study: Cosmos Bottling Corporation. College of Engineering.
Lua i Stíl Chicago (17ú heag.)Abrena, Jasmin, Ma. Bernadette Escudero, agus Kristine Nerida. A Production and Operations Management Study: Cosmos Bottling Corporation. Diliman, Quezon City: College of Engineering, 1999.
Lua MLA (9ú heag.)Abrena, Jasmin, et al. A Production and Operations Management Study: Cosmos Bottling Corporation. College of Engineering, 1999.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.