(2001). Regulated use of chrysotile asbestos. Philippine Daily Inquirer.
Cita Chicago (17th ed.)"Regulated Use of Chrysotile Asbestos." Philippine Daily Inquirer 2001.
Cita MLA (9th ed.)"Regulated Use of Chrysotile Asbestos." Philippine Daily Inquirer, 2001.
Atenció: Aquestes cites poden no estar 100% correctes.