- Katy Perry - The Unofficial BiographyAlice Montgomery · London: Michael Joseph (Penguin), 2011 · ISBN: 0718158261
- Katy PerryNoam Friedlander · New York: Sterling, 2012 · ISBN: 1454903642
- The Katy Perry AlbumMick O'Shea · London: Plexus Publishing, 2012 · ISBN: 0859654818
- Katy Perry - Rebel DreamerAlice Hudson (forward by Mango Saul) · London: Flame Tree Publishing, 2012 · ISBN: 0857752802
- Katy Perry (Want to Know Your Idol?)Paul Harrison · London: Wayland (Hachette), 2013 · ISBN: 0750279311
- W (US)"Katy"November 2013 · Vol. 42, Iss. 10, pg. 170 · by: Lynn Hirschberg
- Parade (US)"Walter Scott asks...Katy Perry"June 28, 2013 · pg. 2 · by: Walter Scott
- Allure (US)"Beauty Queen"January 2012 · pg. 46 · by: Kate Sullivan
- Maxim (US)"Number One Crush"January 2011 · pg. 56 · by: Ruth Hilton
- Playboy (US)"Music Poll 008"December 2008 · Vol. 55, Iss. 12, pg. 126 · by: n/a
- USA Today (US)"No Shirt? No Problem for Some Celebrities"July 10, 2024 · Vol. 42, Iss. 210, pg. 1D, 4D · by: Alyssa Goldberg
- USA Today (US)"Katy Perry Ends Her 'Idol' Era in Stylish Fashion"May 21, 2024 · Vol. 42, Iss. 175, pg. 2D · by: Kimi Robinson
- Geeks and Gamers [us] (US)"Hollywood Trashed July 4th"July 5, 2022 · pg. 1 · by: Alex Gherzo
- Fox News [us] (US)"Katy Perry, Bette Midler and Jessica Chastain lead online Independence Day protests: 'July 4th canceled'"July 4, 2022 · pg. 1 · by: Tracy Wright
- The Daily Wire [us] (US)"'Hollywood Is Not America': Katy Perry Talks Ditching L.A. 'Bubble' For Kentucky"May 16, 2022 · pg. 1 · by: Amanda Harding
- GQ (US)"Love Sex & Madness"February 2014 · pg. 66-71 · by: Peggy Sirota
- W (US)"Katy"November 2013 · Vol. 42, Iss. 10, pg. 167-169, 171 · by: Mario Sorrenti
- Vogue (US)"Beauty and the Beat"July 2013 · by: Annie Leibovitz
- Playboy (US)"The Year In Sex: Jiggle Me Elmo"February 2011 · Vol. 58, Iss. 2, pg. 86 · by: Editor
- Maxim (US)"Number One Crush"January 2011 · pg. 54-55, 57-59 · by: Yu Tsai
- El Diario Vida (EC)May 20, 2022
- L'Officiel (AR)June 2021
- Télépro (BE)December 5, 2020
- People (US)August 17, 2020
- Joy (DE)January 2020
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