Work Cited

Logo number one:

https://play.google.com/store/apps/details?id=net.sourceforge.opencamera

Logo number two:

https://play.google.com/store/apps/details?id=com.jpbrothers.noa.camera

Home Page Picture:

http://geekartgallery.blogspot.com/2013/02/photography-camera-collection.html

All The pictures in Introduction, Long exposure, and Short Shutter Speed:

http://sophiepictures.weebly.com/gallery.html

The photo of the magazine:

http://www.pdfmagaz.in/02190723-national-geographic-magazine-1986-05-may/

The information for the description of National Geographic:

http://www.nationalgeographic.com/about/

The Facebook logo:

http://seeklogo.com/search?q=facebook#