APA (7th ed.) Citation

Ocampo, A. R. (1999). Comparing etiquette books. IN Looking back. Philippine Daily Inquirer.

Chicago Style (17th ed.) Citation

Ocampo, Ambeth R. "Comparing Etiquette Books. IN Looking Back." Philippine Daily Inquirer 1999.

MLA (9th ed.) Citation

Ocampo, Ambeth R. "Comparing Etiquette Books. IN Looking Back." Philippine Daily Inquirer, 1999.

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