APA (7e ed.) Bronvermelding

Lanzona, L. A. J. (1999). Transaction costs, institutions and charter change. IN Commentary [column]. Philippine Daily Inquirer.

Chicago (17e ed.) Bronvermelding

Lanzona, Leonardo A. Jr. "Transaction Costs, Institutions and Charter Change. IN Commentary [column]." Philippine Daily Inquirer 1999.

MLA (9e ed.) Bronvermelding

Lanzona, Leonardo A. Jr. "Transaction Costs, Institutions and Charter Change. IN Commentary [column]." Philippine Daily Inquirer, 1999.