Cita APA (7a ed.)

Bautista & Lirios, C. (1991). The Photocopy service system in the College of Engineering. College of Engineering.

Cita Chicago Style (17a ed.)

Bautista y Chit Lirios. The Photocopy Service System in the College of Engineering. Diliman, Quezon City: College of Engineering, 1991.

Cita MLA (9a ed.)

Bautista y Chit Lirios. The Photocopy Service System in the College of Engineering. College of Engineering, 1991.