APA (7th ed.) Citation

Cristobal, A. (1999). The mystery of the income tax. Philippine Daily Inquirer.

Chicago Style (17th ed.) Citation

Cristobal, Adrian. "The Mystery of the Income Tax." Philippine Daily Inquirer 1999.

MLA (9th ed.) Citation

Cristobal, Adrian. "The Mystery of the Income Tax." Philippine Daily Inquirer, 1999.

Warning: These citations may not always be 100% accurate.