"Guillermo del Toro Talks Puss in Boots 2, Kung Fu Panda 3 & Trollhunters; Says Panda 3 Has the 'Most Formidable Villain in the Series'".
Accesat în 20 septembrie 2012.  ^ Chitwood, Adam (12 noiembrie 2012). „Guillermo del Toro Talks PUSS IN BOOTS 2, KUNG FU PANDA 3 & TROLLHUNTERS; Says PANDA 3 Has the "Most Formidable Villain in the Series"”.