Finado, A. V. (2003). HBO, PIA, ICA: Handy book of Philippine & international acronyms, initials & common abbreviations. Booklore Pub.
Chicago Style (17th ed.) CitationFinado, Arlyn Villarin. HBO, PIA, ICA: Handy Book of Philippine & International Acronyms, Initials & Common Abbreviations. Manila: Booklore Pub, 2003.
MLA (9th ed.) CitationFinado, Arlyn Villarin. HBO, PIA, ICA: Handy Book of Philippine & International Acronyms, Initials & Common Abbreviations. Booklore Pub, 2003.
Warning: These citations may not always be 100% accurate.