* {{cite book서적 인용| last1 = Gustavson | first1 = Todd | title = Camera: a history of photography from daguerreotype to digital | publisher = Sterling Publishing Co., Inc | year = 2009 | location = New York | isbn = 978-1-4027-5656-6}}
* {{cite book서적 인용| last1 = Gustavson | first1 = Todd | title = 500 Cameras: 170 Years of Photographic Innovation | publisher = Sterling Publishing, Inc | date = 1 Nov 2011 | location = Toronto, Ontario | isbn = 978-1-4027-8086-8}}
