Videos und Fotos in iMovie schneiden und anordnen - Apple Support (DE)
Apple iMovie (Das Große Tutorial) Einfach Videos schneiden und bearbeiten (Deutsch)
Trim and arrange videos and photos in iMovie - Apple Support
3 Ways to Trim/Cut Video in iMovie [Mac/iPhone/iPad]
Tutor for iMovie 11: Mac App Store Highlight
Trim clips in iMovie on Mac - Apple Support
iMovie Like a Pro Advanced Editing for iMovie '11 (The Down & Dirty Series): A concise practical guide to advanced video editing with Apple's iMovie '11 - Kindle edition by Hoss, G.J..
How to add beat markers in imovie
How to edit, trim and adjust audio clips in iMovie
Tutor for iMovie '11 1.32 (Mac) - Download
Feinschnitt in iMovie - Macwelt
How to Do Voice Over in IMovie, and Why You Should : 6 Steps (with Pictures) - Instructables