APA-referens (7:e uppl.)

Gonzales, D., Manuel, C. M., & Ulpindo, C. I. (2005). A Methods engineering study on Razon's Palabok and Halo-Halo. College of Engineering.

Chicago-referens (17:e uppl.)

Gonzales, Dian, Catherine Marie Manuel, och Christopher Ian Ulpindo. A Methods Engineering Study on Razon's Palabok and Halo-Halo. Diliman, Quezon City: College of Engineering, 2005.

MLA-referens (9:e uppl.)

Gonzales, Dian, et al. A Methods Engineering Study on Razon's Palabok and Halo-Halo. College of Engineering, 2005.