Cita APA (7th ed.)

Barcebal, S. (1999). UP history: Closing the 20th century. UP Forum.

Cita Chicago (17th ed.)

Barcebal, Sol. "UP History: Closing the 20th Century." UP Forum 1999.

Cita MLA (9th ed.)

Barcebal, Sol. "UP History: Closing the 20th Century." UP Forum, 1999.