Robas, S. W. (1999). Despite the odds, car rental firms survive. Philippine Daily Inquirer.
Cita Chicago (17th ed.)Robas, Sharon Wendy. "Despite the Odds, Car Rental Firms Survive." Philippine Daily Inquirer 1999.
Cita MLA (9th ed.)Robas, Sharon Wendy. "Despite the Odds, Car Rental Firms Survive." Philippine Daily Inquirer, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.