Phineas and his brother Ferb have as well both been referenced in the book Lost and Found: How Churches Are Connecting to Young Adults as examples of how media and television characters can be influential in people's lives.
Phineas dan saudaranya Ferb sama-sama telah dirujuk dalam buku Lost and Found: How Churches Are Connecting to Young Adults sebagai contoh bagaimana karakter media dan televisi dapat berpengaruh dalam kehidupan manusia.