APA-referens (7:e uppl.)

Vergara, A. Y. (2013). Estrada, Enrile, Imelda Marcos–how they’re defying age and time with stem-cell therapy. Philippine Daily Inquirer.

Chicago-referens (17:e uppl.)

Vergara, Alex Y. "Estrada, Enrile, Imelda Marcos–how They’re Defying Age and Time with Stem-cell Therapy." Philippine Daily Inquirer 2013.

MLA-referens (9:e uppl.)

Vergara, Alex Y. "Estrada, Enrile, Imelda Marcos–how They’re Defying Age and Time with Stem-cell Therapy." Philippine Daily Inquirer, 2013.