Citazione Stile APA (7a Edizione)

Chua, C. S., Espejo, E. M., Fleta, M. T. C., & Mandapat, R. V. E. (1997). A Feasibility study on squash catsup. College of Engineering.

Citazione stile Chigago Style (17a edizione)

Chua, Christina S., Emiluz M. Espejo, Ma. Teresa C. Fleta, e Ronald Vincent E. Mandapat. A Feasibility Study on Squash Catsup. Diliman, Quezon City: College of Engineering, 1997.

Citatione MLA (9a ed.)

Chua, Christina S., et al. A Feasibility Study on Squash Catsup. College of Engineering, 1997.