General, H. C. (2005). How to break up the oil and other cartels. Philippine Daily Inquirer.
Chicago-viite (17. p.)General, Honesto C. "How to Break Up the Oil and Other Cartels." Philippine Daily Inquirer 2005.
MLA-viite (9. p.)General, Honesto C. "How to Break Up the Oil and Other Cartels." Philippine Daily Inquirer, 2005.
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