Salaverria, L. B. (2006). Private safety group supports billboard ban. Philippine Daily Inquirer.
Citación estilo ChicagoSalaverria, Leila B. "Private Safety Group Supports Billboard Ban." Philippine Daily Inquirer 2006.
Cita MLASalaverria, Leila B. "Private Safety Group Supports Billboard Ban." Philippine Daily Inquirer, 2006.
Warning: These citations may not always be 100% accurate.