APA (7th ed.) Citation

Esplanada, J. E. (2005). Sierra Madre guardian is Isabela's bests kept secret. Philippine Daily Inquirer.

Chicago Style (17th ed.) Citation

Esplanada, Jerry E. "Sierra Madre Guardian Is Isabela's Bests Kept Secret." Philippine Daily Inquirer 2005.

MLA (9th ed.) Citation

Esplanada, Jerry E. "Sierra Madre Guardian Is Isabela's Bests Kept Secret." Philippine Daily Inquirer, 2005.

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