Indon, R. M. (1999). The Informal sector. IN Commentary [column]. Philippine Daily Inquirer.
Citación estilo ChicagoIndon, Reginald M. "The Informal Sector. IN Commentary [column]." Philippine Daily Inquirer 1999.
Cita MLAIndon, Reginald M. "The Informal Sector. IN Commentary [column]." Philippine Daily Inquirer, 1999.
Warning: These citations may not always be 100% accurate.