(2007). AmCham SCR Excellence Award 2007. AmCham Philippines Business Journal.
Chicago Style aipamena"AmCham SCR Excellence Award 2007." AmCham Philippines Business Journal 2007.
MLA aipamena"AmCham SCR Excellence Award 2007." AmCham Philippines Business Journal, 2007.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.