APA način citiranja (7. izdanje)

Cruz, I. A. (2005). The power of legislative investigation. IN Separate opinion [column]. Philippine Daily Inquirer.

Čikaški stil citiranja (17. izdanje)

Cruz, Isagani A. "The Power of Legislative Investigation. IN Separate Opinion [column]." Philippine Daily Inquirer 2005.

MLA način citiranja (9. izdanje)

Cruz, Isagani A. "The Power of Legislative Investigation. IN Separate Opinion [column]." Philippine Daily Inquirer, 2005.