Google Quotes
Rainbow Rowell (2016). “The Rainbow Rowell Collection: Eleanor & Park, Fangirl, Landline, and Carry On”, p.308, St. Martin's Griffin
"The structure of the Internet". Report from the Pew Research Center's Internet & American Life Project, 2010.
Michael Shermer (2016). “Skeptic: Viewing the World with a Rational Eye”, p.177, Henry Holt and Company