APA (7th ed.) Citation

Bertschi, H., & Alli, J. F. (2009). Boracay: The island guide. Encyclea Publications.

Chicago Style (17th ed.) Citation

Bertschi, Hannes, and Jenina Faicol Alli. Boracay: The Island Guide. Mandaluyong City: Encyclea Publications, 2009.

MLA (9th ed.) Citation

Bertschi, Hannes, and Jenina Faicol Alli. Boracay: The Island Guide. Encyclea Publications, 2009.