Cohen, Michael (2013-12-19). "Scotched: Fair thoughts and happy hours did not attend upon an early enhanced-book adaptation of Macbeth". The Magazine (32). Seattle, WA: Aperiodical LLC. Retrieved 2015-06-07. http://the-magazine.org/32/scotched
Cohen, Michael (2013-12-19). "Scotched: Fair thoughts and happy hours did not attend upon an early enhanced-book adaptation of Macbeth". The Magazine (32). Seattle, WA: Aperiodical LLC. Retrieved 2015-06-07. http://the-magazine.org/32/scotched
Visel, Dan (2010-07-23). "Mao, King Kong, and the Future of the Book". Triple Canopy (9). New York, NY. Retrieved 2015-07-06. http://canopycanopycanopy.com/issues/9/contents/mao__king_kong__and_the_future_of_the_book
Cohen, Michael (2013-12-19). "Scotched: Fair thoughts and happy hours did not attend upon an early enhanced-book adaptation of Macbeth". The Magazine (32). Seattle, WA: Aperiodical LLC. Retrieved 2015-06-07. http://the-magazine.org/32/scotched
Langberg, Mike (1992-02-24). "Firms seek to marry books, computers". The Baltimore Sun. Archived from the original on August 2, 2013. Retrieved 2015-06-29. https://www.baltimoresun.com/news/bs-xpm-1992-02-24-1992055074-story.html
Buwalda, Minne (1994). "Voyager: The expanded Book Toolkit, Voyager Company". www.mediamatic.net. Retrieved 2015-07-06. https://www.mediamatic.net/5817/en/voyager
Buwalda, Minne (1994). "Voyager: The expanded Book Toolkit, Voyager Company". www.mediamatic.net. Retrieved 2015-07-06. https://www.mediamatic.net/5817/en/voyager
Haglund, David (2012-05-29). "Did You See This? The History of the Book in Two Minutes". www.slate.com. Retrieved 2015-07-06. http://www.slate.com/blogs/browbeat/2012/05/29/getting_the_book_invented_properly_douglas_adams_narrates_the_history_of_the_book_in_two_minutes_.html
Buwalda, Minne (1994). "Voyager: The expanded Book Toolkit, Voyager Company". www.mediamatic.net. Retrieved 2015-07-06. https://www.mediamatic.net/5817/en/voyager
Cohen, Michael (2013-12-19). "Scotched: Fair thoughts and happy hours did not attend upon an early enhanced-book adaptation of Macbeth". The Magazine (32). Seattle, WA: Aperiodical LLC. Retrieved 2015-06-07. http://the-magazine.org/32/scotched
Martin, Jeff (2010). "Voyager Company CD-ROMs: Production History and Preservation Challenges of Commercial Interactive Media" (PDF). Electronic Arts Intermix. Retrieved 2015-07-01. http://www.eai.org/resourceguide/preservation/computer/pdf-docs/voyager_casestudy.pdf
Visel, Dan (2010-07-23). "Mao, King Kong, and the Future of the Book". Triple Canopy (9). New York, NY. Retrieved 2015-07-06. http://canopycanopycanopy.com/issues/9/contents/mao__king_kong__and_the_future_of_the_book
Martin, Jeff (2010). "Voyager Company CD-ROMs: Production History and Preservation Challenges of Commercial Interactive Media" (PDF). Electronic Arts Intermix. Retrieved 2015-07-01. http://www.eai.org/resourceguide/preservation/computer/pdf-docs/voyager_casestudy.pdf