危机边缘 (第二季)FlashForward. TV by the Numbers. 2009-09-25 [2010-05-01]. (原始内容存档于2012-04-06). Seidman, Robert. Greys, Practice, CSI, Mentalist all a tick up in broadcast final
危機邊緣集數列表Football' Tops, Followed By 'American Idol,' 'NCIS' & 'Dancing With The Stars'. TV by the Numbers. May 24, 2012 [May 25, 2012]. (原始内容存档于2012-05-30). Roots