(2010). Flood of free patent applicants seen. Philippine Daily Inquirer.
Cita Chicago (17th ed.)"Flood of Free Patent Applicants Seen." Philippine Daily Inquirer 2010.
Cita MLA (9th ed.)"Flood of Free Patent Applicants Seen." Philippine Daily Inquirer, 2010.
Atenció: Aquestes cites poden no estar 100% correctes.