Calalo, A. O. (2013). Echiverri lashes out at political opponents for concocting charges. Daily Tribune.
Chicago-referens (17:e uppl.)Calalo, Arlie O. "Echiverri Lashes Out at Political Opponents for Concocting Charges." Daily Tribune 2013.
MLA-referens (9:e uppl.)Calalo, Arlie O. "Echiverri Lashes Out at Political Opponents for Concocting Charges." Daily Tribune, 2013.
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