Cita APA (7th ed.)

Co, R., De Guzman, R., Salvacruz, V., Santos, D., & Sy, S. (1984). A Study on the National Housing Authority. College of Engineering.

Cita Chicago (17th ed.)

Co, Rosemarie, Rene De Guzman, Vivien Salvacruz, Dennis Santos, i Shirley Sy. A Study on the National Housing Authority. Diliman, Quezon City: College of Engineering, 1984.

Cita MLA (9th ed.)

Co, Rosemarie, et al. A Study on the National Housing Authority. College of Engineering, 1984.