Citazione Stile APA (7a Edizione)

Romero, S. E. (1998). The clean air act. IN On the move [column]. Philippine Daily Inquirer.

Citazione stile Chigago Style (17a edizione)

Romero, Segundo E. "The Clean Air Act. IN On the Move [column]." Philippine Daily Inquirer 1998.

Citatione MLA (9a ed.)

Romero, Segundo E. "The Clean Air Act. IN On the Move [column]." Philippine Daily Inquirer, 1998.