Cita APA (7th ed.)

Cortez, D. M., Daway, R. D., & Navarro, C. C. (2005). A proposal for modeling multilevel marketing network systems. College of Engineering.

Cita Chicago (17th ed.)

Cortez, Daniel Mark, Rhey David Daway, i Charles Cole Navarro. A Proposal for Modeling Multilevel Marketing Network Systems. Diliman, Quezon City: College of Engineering, 2005.

Cita MLA (9th ed.)

Cortez, Daniel Mark, et al. A Proposal for Modeling Multilevel Marketing Network Systems. College of Engineering, 2005.