Author unknown, (2004). The Benefits of Creating Digital Images Using Standards, (Available: http://www.tasi.ac.uk/advice/managing/pdf/why-archive.pdf), Accessed 20/4/2006.

Author unknown, (2005). Digital Ducth, (Available: http://www.digitaldutch.com/arles/overview/index.html), Accessed1/5/2006.

Author unknown, (2003). NCRTEC, North Central Regional Technology in Education Consortium: Using Pictures in Lessons, (Available: http://www.ncrtec.org/tl/camp/lessons.htm), Accessed 24/4/2006.

Bailey, C., (2000). Compare and Contrast: measuring the impact of digital imaging on the discipline of art history, A Selection of Papers from Digital Resources in the Humanities 1999, OHC publication number 12, King's College, London, 2000, pp.13- 26, ISBN 1-897791-14-3

Besser, H., (2003). Digital Image Distribution, (Available: http://www.dlib.org/dlib/october99/10besser.html), Accessed 25/4/2006.

Budnik, D., (2006). Photoshop 7, Part II, (Available:http://www.colorcameraclub.org/Photoshop2/index.html), Accessed 26/4/2006.

Parrish, P.,(1999). Instructional Illustrations, A COMET paper prepared for a presentation delivered at the Computer-Aided Learning in Meteorology (CALMet) Conference, Helsinki, Finland (Available: http://www.comet.ucar.edu/presentations/illustra/illustrations/illustrations_new.htm), Accessed 21/4/2006.

Trant, J., (1996). A paper for the Electronic Imaging and the Visual Arts Conference, (Available: http://www.archimuse.com/papers/jt.eva.florence.9602.html), Accessed 20/4/2006.

Wikipedia, (2006). Digital Image Editing, (Available: http://en.wikipedia.org/wiki/Digital_image_editing), Accessed 30/4/2006.