pen tool

http://psd.tutsplus.com/tutorials/tools-tips/photoshops-pen-tool-the-comprehensive-guide/

composite

http://tv.adobe.com/watch/the-complete-picture-with-julieanne-kost/episode-2

another tutorial

http://psd.tutsplus.com/tutorials/photo-effects-tutorials/how-to-create-a-chilling-photo-manipulation-in-photoshop/

online tutorial!

http://psd.tutsplus.com/tutorials/photo-effects-tutorials/how-to-create-a-photo-manipulation-with-your-own-photos-and-textures/

color management

http://www.colormanagementinfo.com/

ICC profiles

http://www.hahnemuehle.com/site/en/221/installing-profiles.html

http://www.hahnemuehle.com/site/en/223/epson.html

papers

http://www.hahnemuehle.com/site/en/169/home.html

http://www.hahnemuehle.com/site/en/217/lumijet.html

color links

http://www.w3schools.com/html/html_colors.asp

http://web.njit.edu/~kevin/rgb.txt.html

http://www.trilon.com/xv/manual/xv-3.10a/rgb-hsv-colorspaces.html