APA (7th ed.) Citation

Royeca, N. S. (1999). Quick guide to common investment instruments. Philippine Daily Inquirer.

Chicago Style (17th ed.) Citation

Royeca, Noel S. "Quick Guide to Common Investment Instruments." Philippine Daily Inquirer 1999.

MLA (9th ed.) Citation

Royeca, Noel S. "Quick Guide to Common Investment Instruments." Philippine Daily Inquirer, 1999.

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