Citazione Stile APA (7a Edizione)

Enriquez, N., Pua, K., & Urgino, S. M. (1994). A methods engineering study of FunFarm Concepts, Inc. College of Engineering.

Citazione stile Chigago Style (17a edizione)

Enriquez, Norman, Kerry Pua, e Suzanne Margaret Urgino. A Methods Engineering Study of FunFarm Concepts, Inc. Diliman, Quezon City: College of Engineering, 1994.

Citatione MLA (9a ed.)

Enriquez, Norman, et al. A Methods Engineering Study of FunFarm Concepts, Inc. College of Engineering, 1994.