APA aipamena

Paredes, J. C. (2000). Facing the economic challenges of the 21st century. Philippine Graphic.

Chicago Style aipamena

Paredes, Joel C. "Facing the Economic Challenges of the 21st Century." Philippine Graphic 2000.

MLA aipamena

Paredes, Joel C. "Facing the Economic Challenges of the 21st Century." Philippine Graphic, 2000.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.