Cita APA (7th ed.)

Baldivia, A. F. I., Laguinia, E., Ortega, M. L., & Syho, E. (1989). Plastics. College of Engineering.

Cita Chicago (17th ed.)

Baldivia, Aaron Fernando III, Elena Laguinia, Ma. Lea Ortega, i Edmund Syho. Plastics. Quezon City: College of Engineering, 1989.

Cita MLA (9th ed.)

Baldivia, Aaron Fernando III, et al. Plastics. College of Engineering, 1989.