Bautista, J. 'External environment may improve immune system'. Philippine Daily Inquirer..
Chicago Style (17th ed.) CitationBautista, Jane. "'External Environment May Improve Immune System'." Philippine Daily Inquirer. .
MLA (9th ed.) CitationBautista, Jane. "'External Environment May Improve Immune System'." Philippine Daily Inquirer., .
Warning: These citations may not always be 100% accurate.