This book by Michael Rubin about nonlinear editing is a staple of film schools and communications departments worldwide.
Site includes purchase information as well as extensive editing-related link lists.
Articles on montage, continuity and the 180-degree rule. Articles on various aspects of editing, and Avid tips. Steve Bradford's homepage includes articles on nonlinear editing and blue-screen shooting as well as links to camera sites. An informational site discussing editing, post production and film sound track building for the independent filmmaker creating 16mm, 35mm and digital video movies. Many amateur filmmakers can still get some impressive results by editing their films in the camera.