Ong, I. C. Y. (2005). ESLA: 38 years of quality service. Philippine Star.
Chicago Style (17th ed.) CitationOng, Ivy Cheryll Yap. "ESLA: 38 Years of Quality Service." Philippine Star 2005.
MLA (9th ed.) CitationOng, Ivy Cheryll Yap. "ESLA: 38 Years of Quality Service." Philippine Star, 2005.
Warning: These citations may not always be 100% accurate.