(1997). Reaffirming shared ideals on Philippine-American Friendship Day. IN Editorial [column]. Manila Bulletin.
Chicago-referens (17:e uppl.)"Reaffirming Shared Ideals on Philippine-American Friendship Day. IN Editorial [column]." Manila Bulletin 1997.
MLA-referens (9:e uppl.)"Reaffirming Shared Ideals on Philippine-American Friendship Day. IN Editorial [column]." Manila Bulletin, 1997.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.