Citazione Stile APA (7a Edizione)

Dumlao, M. D. C. (2009). New PPI offers to buy back plans plus interest. Philippine Daily Inquirer.

Citazione stile Chigago Style (17a edizione)

Dumlao, Ma. Doris C. "New PPI Offers to Buy Back Plans Plus Interest." Philippine Daily Inquirer 2009.

Citatione MLA (9a ed.)

Dumlao, Ma. Doris C. "New PPI Offers to Buy Back Plans Plus Interest." Philippine Daily Inquirer, 2009.