Calalo, A. O. (2013). Echiverri lashes out at political opponents for concocting charges. Daily Tribune.
Citazione stile Chigago Style (17a edizione)Calalo, Arlie O. "Echiverri Lashes Out at Political Opponents for Concocting Charges." Daily Tribune 2013.
Citatione MLA (9a ed.)Calalo, Arlie O. "Echiverri Lashes Out at Political Opponents for Concocting Charges." Daily Tribune, 2013.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.