Cita APA (7th ed.)

(1998). Into the 21st century. Manila Bulletin.

Cita Chicago (17th ed.)

"Into the 21st Century." Manila Bulletin 1998.

Cita MLA (9th ed.)

"Into the 21st Century." Manila Bulletin, 1998.

Atenció: Aquestes cites poden no estar 100% correctes.