Ong, R. (2005). Threatened plants of the Philippines: Tectona philippinensis (Philippine teak). Philippine Star.
Chicago Style (17th ed.) CitationOng, Ray. "Threatened Plants of the Philippines: Tectona Philippinensis (Philippine Teak)." Philippine Star 2005.
MLA (9th ed.) CitationOng, Ray. "Threatened Plants of the Philippines: Tectona Philippinensis (Philippine Teak)." Philippine Star, 2005.
Warning: These citations may not always be 100% accurate.