- Pullman, Phillip. The Golden Compass. New York: Knopf, 1996.
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Philip Pullman's personal website
www.philip-pullman.com
The author's personal website contains useful information about the author and his novels.
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“Paradise Lost: Book 1.” The John Milton Reading Room, Dartmouth University, www.dartmouth.edu/~milton/reading_room/pl/book_1/text.shtml.
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Butler, Robert. “AN INTERVIEW WITH PHILIP PULLMAN: More Intelligent Life.” AN INTERVIEW WITH PHILIP PULLMAN | More Intelligent Life, 3 Dec. 2007, web.archive.org/web/20080305011900/www.moreintelligentlife.com/node/697.
- Canal Junction Ltd.. ""The People of the Canals"." April 10, 2020. <www.canaljunction.com/canal/boat_people.htm>.
- Friends, Families and Travellers. "“Work. They all had a Hawkers license”." April 10, 2020. <www.gypsy-traveller.org/heritage/work/>.
- National Bargee Travellers Association. "“About the National Bargee Travellers Association"." April 10, 2020. <www.bargee-traveller.org.uk/about/>.
- Winters, Riley. "“The Real History of the Romani People and the Misnomer of Gypsies”." Ancient Origins. June 20, 2019. April 10, 2020. <www.ancient-origins.net/history-famous-people/romani-people-0010492>.
- Butler, Robert. "An Interview with Philip Pullman." Intelligent Life Magazine. December 3, 2007. April 10, 2020. <web.archive.org/web/20080305011900/www.moreintelligentlife.com/node/697>.