APA-viite (7. p.)

Bagayas, N. A. L., Bulan, S. A. M., Molina, P. O., & Pandan, M. A. T. (1993). Production of barium ferrite magnets from steel mill scales. College of Engineering.

Chicago-viite (17. p.)

Bagayas, Nathalie Ann L., Stephanie Ann M. Bulan, Patricia O. Molina, ja Mary Ann T. Pandan. Production of Barium Ferrite Magnets from Steel Mill Scales. Quezon City: College of Engineering, 1993.

MLA-viite (9. p.)

Bagayas, Nathalie Ann L., et al. Production of Barium Ferrite Magnets from Steel Mill Scales. College of Engineering, 1993.