Cita APA (7a ed.)

Valdepenas, V. B. J. the Economic challenge in the Philippines. Philippine studies : a quarterly.

Cita Chicago Style (17a ed.)

Valdepenas, Vicente B. Jr. "The Economic Challenge in the Philippines." Philippine Studies : A Quarterly .

Cita MLA (9a ed.)

Valdepenas, Vicente B. Jr. "The Economic Challenge in the Philippines." Philippine Studies : A Quarterly, .