Cita APA (7a ed.)

(1998). Philippine College of Surgeons scientific publications [computer file]. Philippine College of Surgeons.

Cita Chicago Style (17a ed.)

Philippine College of Surgeons Scientific Publications [computer File]. Quezon City: Philippine College of Surgeons, 1998.

Cita MLA (9a ed.)

Philippine College of Surgeons Scientific Publications [computer File]. Philippine College of Surgeons, 1998.