Citazione Stile APA (7a Edizione)

Ces, K., Magno, C. O. M., & Po, M. T. A. (1999). A methods engineering study on Does Enterprises. College of Engineering.

Citazione stile Chigago Style (17a edizione)

Ces, Kathy, Cheryl Omega M. Magno, e Marie Therese A. Po. A Methods Engineering Study on Does Enterprises. Diliman, Quezon City: College of Engineering, 1999.

Citatione MLA (9a ed.)

Ces, Kathy, et al. A Methods Engineering Study on Does Enterprises. College of Engineering, 1999.