Escol, J. (2007). I found lost US treasury bonds, Iligan doctor says: Federal notes worth billions shown to media. Manila Bulletin.
Chicago-referens (17:e uppl.)Escol, Joel. "I Found Lost US Treasury Bonds, Iligan Doctor Says: Federal Notes Worth Billions Shown to Media." Manila Bulletin 2007.
MLA-referens (9:e uppl.)Escol, Joel. "I Found Lost US Treasury Bonds, Iligan Doctor Says: Federal Notes Worth Billions Shown to Media." Manila Bulletin, 2007.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.