File:Wikitext-TemplateConstraints.png

Category:Files with unknown copyright status#Wikitext-TemplateConstraints.pngCategory:Files with unknown copyright status (October 2011)#Wikitext-TemplateConstraints.png

Diagram illustrating the need for encapsulation for visual editing systems.

Category:Files with no machine-readable author Category:Files with no machine-readable description Category:Files with no machine-readable license Category:Files with no machine-readable source Category:Files with unknown copyright status Category:Files with unknown copyright status (October 2011)