Lanzona, L. A. J. (1999). Transaction costs, institutions and charter change. IN Commentary [column]. Philippine Daily Inquirer.
Chicago Style (17. basım) AtıfLanzona, Leonardo A. Jr. "Transaction Costs, Institutions and Charter Change. IN Commentary [column]." Philippine Daily Inquirer 1999.
MLA (9th ed.) AtıfLanzona, Leonardo A. Jr. "Transaction Costs, Institutions and Charter Change. IN Commentary [column]." Philippine Daily Inquirer, 1999.
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