유형: Book, 표제: Open Softwear (2nd Edition), 저자: Tony Olsson, David Gaetano, Jonas Odhner, Samson Wiklund, 발행자: Blushing Boy Publishing, ISBN: 978-91-97-95540-9,
유형: Book, 표제: Invent To Learn: Making, Tinkering, and Engineering in the Class, 저자: Sylvia Libow Martinez, Gary S. Stager, Ph.D., 발행자: Constructing Modern Knowledge Press, ISBN: 978-0-9891-5110-8,