Robas, S. W. (1999). Despite the odds, car rental firms survive. Philippine Daily Inquirer.
Chicago-viite (17. p.)Robas, Sharon Wendy. "Despite the Odds, Car Rental Firms Survive." Philippine Daily Inquirer 1999.
MLA-viite (9. p.)Robas, Sharon Wendy. "Despite the Odds, Car Rental Firms Survive." Philippine Daily Inquirer, 1999.
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