APA-referens (7:e uppl.)

Gabriel, R. A., Sandejas, A. M., & Tamayo, T. P. (2000). A Production and operations management study on Vemaval, Inc. College of Engineering.

Chicago-referens (17:e uppl.)

Gabriel, Randee Almond, Ana Maria Sandejas, och Teresa Paulette Tamayo. A Production and Operations Management Study on Vemaval, Inc. Diliman, Quezon City: College of Engineering, 2000.

MLA-referens (9:e uppl.)

Gabriel, Randee Almond, et al. A Production and Operations Management Study on Vemaval, Inc. College of Engineering, 2000.