Lanzona, L. A. J. (1999). Transaction costs, institutions and charter change. IN Commentary [column]. Philippine Daily Inquirer.
Cita Chicago (17th ed.)Lanzona, Leonardo A. Jr. "Transaction Costs, Institutions and Charter Change. IN Commentary [column]." Philippine Daily Inquirer 1999.
Cita MLA (9th ed.)Lanzona, Leonardo A. Jr. "Transaction Costs, Institutions and Charter Change. IN Commentary [column]." Philippine Daily Inquirer, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.