Cita APA (7th ed.)

Chan, M. B., Eco, C. K., Maximo, E. G., & Vida, S. N. (2002). Facial expression recognition application system.

Cita Chicago (17th ed.)

Chan, Marisabel B., Carmeli K. Eco, Ednalynn G. Maximo, i Sheilafel N. Vida. Facial Expression Recognition Application System. 2002.

Cita MLA (9th ed.)

Chan, Marisabel B., et al. Facial Expression Recognition Application System. 2002.