referências técnicas on-line - on-line technical references

karen nakamura - [photoethnography]
site
http://www.photoethnography.com/
[nakamura's classic camera colection]
http://www.photoethnography.com/ClassicCameras/index.html
[photoethnography equipment]
http://www.photoethnography.com/equipment.html

ken rockwell [principalmente equip.nikon - mainly nikon equipment]
site
http://www.kenrockwell.com/

the-digital-picture.com [canon equipment]
site
http://www.the-digital-picture.com/