Cita APA (7th ed.)

Dinglasan, C., Magsombol, J., Montefalcon, A. R., & Torres, G. (1999). A quality control study: International Pipe Industry Corporation. College of Engineering.

Cita Chicago (17th ed.)

Dinglasan, Criselda, Jerico Magsombol, Anna Ricelle Montefalcon, i Gwen Torres. A Quality Control Study: International Pipe Industry Corporation. Diliman, Quezon City: College of Engineering, 1999.

Cita MLA (9th ed.)

Dinglasan, Criselda, et al. A Quality Control Study: International Pipe Industry Corporation. College of Engineering, 1999.